[]
Press enter to search compound
Logo
Quick Enquiry
  • sales@clearsynth.com
A    B    C    D    E    F    G    H    I    J    K    L    M    N    O    P    Q    R    S    T    U    V    W    X    Y    Z    
Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Urea, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Urea impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Urea-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.

Urea Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-(2-(Benzyloxy)-5-(2-(tert-butylamino)acetyl)phenyl)urea-d9... Stable Isotopes CS-T-98933 Not Available Enquire
1-(2-Aminoethyl-d4)-3-(5-chlorobenzo[c][1,2,5]thiadiazol-4-y... Stable Isotopes CS-T-100877 Not Available Enquire
1-(2-bromo-6-fluorophenyl)-3-(2-(methoxy-d3)-5-(trifluoromet... Stable Isotopes CS-O-48627 1961287-68-2 In Stock
1,3-Diethyl-1,3-diphenylurea-d10 Stable Isotopes CS-T-101480 Not Available Enquire
1-Benzyl-3-naphthalen-1-yl-urea-d7 Stable Isotopes CS-T-100787 Not Available Enquire
1-Nitroso-1-(2-Hydroxyethyl)-3-(2-chloroethyl)urea-d4 Stable Isotopes CS-T-99938 Not Available Enquire
4-[2-(5-Chloro-2-methoxybenzamido)ethyl]benzene Sulfonyl 1-B... Stable Isotopes CS-T-99328 Not Available Enquire
Acetylurea-13C2 Stable Isotopes CS-T-100933 Not Available Enquire
Cyanoacetylurea-13C,15N2 Stable Isotopes CS-T-101637 Not Available Enquire
Ensifentrine Des-Ethyl Urea-d6 Stable Isotopes CS-O-60228 76536-66-8(Unlabelled) Enquire
Imidacloprid-urea-D4 Stable Isotopes CS-T-103989 120868-66-8(unlabelled) Enquire
N-(Methyl-d3)-N-nitrosourea-13C Stable Isotopes CS-O-52485 2483824-34-4 Enquire
N,N'-(1,2-Propylene)thiourea-d6 Stable Isotopes CS-T-94034 2122-19-2 (Unlabelled) Enquire
N,N’-Dipropylurea-15N2,13C Stable Isotopes CS-T-100378 1329614-07-4 Enquire
N-[6-(Trifluoromethoxy)-2-benzothiazolyl]urea-13C,15N2 Stable Isotopes CS-T-99057 Not Available Enquire
N-4-Hydroxyphenyl-N'-1,2,3-thiadiazol-5-ylurea-d4 Stable Isotopes CS-T-99210 Not Available Enquire
N-Methyl-N-nitroso Urea-d5 Stable Isotopes CS-T-96037 2733722-92-2 Enquire
N-Methyl-N-nitroso Urea-d6 Stable Isotopes CS-T-100004 Not Available Enquire
N-Methylurea-d6 Stable Isotopes CS-T-99974 56683-43-3 Enquire
N-Nitro-S-methylisothiourea-13C Stable Isotopes CS-T-102574 2986-25-6(Unlabelled) Enquire
Propylene thiourea D3 Stable Isotopes CS-O-39849 2140327-66-6 Enquire
Propylene thiourea D6 Stable Isotopes CS-O-39850 2512193-20-1 Enquire
Tetraethylthiourea-d10 Stable Isotopes CS-T-104070 4274-15-1(unlablled) Enquire
1,3-Diisopropylurea-d14 Stable Isotopes CS-T-95600 Not Available Enquire
1,3-Dimethylthiourea-d6 Stable Isotopes CS-T-91614 1329488-72-3 Enquire
1,3-Diphenyl-d10-urea Stable Isotopes CS-T-53821 108009-46-7 Enquire
1-Cyclohexyl-3-(p-sulfamoylphenethyl)urea-d11 Stable Isotopes CS-T-90859 1794979-66-0 Enquire
2-[2-Sulfo(ethyl-d4)]pseudourea Stable Isotopes CS-T-86903 1346602-43-4 Enquire
3-Methyl-d3-1,1-diphenylurea Stable Isotopes CS-T-58150 208107-10-2 Enquire
Ethylene Urea D4 Stable Isotopes CS-T-54462 62740-68-5 Enquire
N-[4-[[4-(Dimethylamino)-1-piperidinyl]carbonyl]phenyl]-N'-[... Stable Isotopes CS-T-101496 Not Available Enquire
N-Acetylethylene Urea-d4 Stable Isotopes CS-T-47236 1189701-94-7 Enquire
N-Cyclohexyl-N'-[2-(tert-butyl)amino-3-hydroxypropoxy]phenyl... Stable Isotopes CS-T-51435 1329835-86-0 Enquire
N-Cyclohexyl-N’-[4-(2,3-epoxypropoxy)phenyl]urea-d5 Stable Isotopes CS-T-91873 1329613-05-9 Enquire
UREA 15N1 Stable Isotopes CS-R-00687 71451-00-8 Enquire


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Agomelatine Urea API CS-EO-03293 1366181-82-9 Enquire
Dibaclofen Urea API CS-P-00664 2726264-10-2 Enquire
Beta-Naphthylthiourea API CS-T-59123 3394-04-5 Enquire
Carbamoyloxyurea API CS-ED-01295 4543-62-8 Enquire
Furfurylurea API CS-T-77850 5962-13-0 Enquire
Isohydroxyurea API CS-ED-01293 683-62-5 Enquire
N-Ethylurea API CS-T-22130 625-52-5 Enquire
Tritylthiourea API CS-T-45993 76758-01-5 Enquire
Urea Phosphate API CS-DB-00128 4861-19-2 Enquire


Metabolite

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
N-(Dicyclopropylmethyl)-N’-(2-chloroethyl)urea Metabolite CS-T-91827 54187-03-0 Enquire
1-(4-amino-3-(trifluoromethyl)phenyl)urea Metabolite CS-O-13342 926249-71-0 Enquire
1-(4-nitro-3-(trifluoromethyl)phenyl)urea Metabolite CS-O-13343 13142-77-3 Enquire
N-[4-Chloro-2-hydroxy-3-[(piperazin-1-yl)sulfonyl]phenyl]-N'... Metabolite CS-O-43554 960495-43-6 Enquire
Thiourea S-34 Metabolite CS-O-33747 691395-96-7 Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-(2-Bromo-6-Fluorophenyl)-3-(2-Methoxy-5-(Trifluoromethyl)P... Impurity CS-O-48633 917389-23-2 In Stock
1-(2-Deoxy-Beta-D-erythro-pentopyranosyl)-3-guanyl-urea Impurity CS-O-34489 570410-70-7 Enquire
1-(3-(4,5-dihydro-1H-imidazol-2-yl)phenyl)-3-(3-(2-hydroxyim... Impurity CS-O-53537 ---- Enquire
1-(3,4-dichloro-1-methylpyrazole-5-sulfonyl)-3-(4,6-dimethyl... Impurity CS-O-60817 ---- Enquire
1,3-bis(2,4-difluorobenzyl)urea Impurity CS-O-51492 Not Available Enquire
1,3-Bis(4-Chloro-3-(Trifluoromethyl)Phenyl)Urea Impurity CS-EO-00218 370-50-3 In Stock
1,3-bis(4-cyano-3-(trifluoromethyl)phenyl)urea Impurity CS-EO-01462 1895865-11-8 In Stock
1,3-Bis(4-Fluorobenzyl)-1-(1-Methylpiperidin-4-yl)Urea Impurity CS-O-42045 ---- In Stock
1,3-Bis(4-Isobutoxybenzyl)Urea Impurity CS-EO-00104 955997-87-2 In Stock
1-[4-Cyano-3-(trifluoromethyl)phenyl]thiourea Impurity CS-O-57405 1415552-04-3 Enquire
1-Butyl-3-[[4-[2-[(5-chloro-2-methoxybenzoyl)amino]ethyl]phe... Impurity CS-T-50175 38160-73-5 In Stock
1-ethyl-3-(3-(methylamino)propyl)urea Impurity CS-O-45135 1154561-28-0 Enquire
1-Hydroxy-3-phenylurea Impurity CS-O-54393 7335-35-5 Enquire
2-(2-Sulfoethyl)pseudourea Impurity CS-T-42801 25985-57-3 In Stock
Agomelatine Dimer Urea Impurity CS-T-01468 185421-27-6 In Stock
Amoxapine Chlorophenoxyaniline urea analog Impurity CS-O-47191 2514697-21-1 Enquire
Cabozantinib urea dimer Impurity CS-O-44677 2840522-81-6 Enquire
Cariprazine piperazine N-Oxide Urea impurity Impurity CS-O-57572 ---- Enquire
Cariprazine Urea N-Oxide impurity Impurity CS-O-57225 ---- Enquire
Darunavir CBZ Urea Impurity Impurity CS-O-12075 ---- In Stock
Darunavir N-methyl urea impurity Impurity CS-O-34249 1451010-37-9 In Stock
Darunavir Urea impurity Impurity CS-O-12037 Not Available In Stock
Ensifentrine des-ethyl urea impurity Impurity CS-O-57049 76536-66-8 In Stock
Ensifentrine Urea impurity Impurity CS-O-57044 25017-47-4 In Stock
Lenvatinib dimer Urea Impurity CS-O-44279 2143930-75-8 Enquire
Lisdexamfetamine Urea Impurity Impurity CS-O-40265 4106-13-2 In Stock
N,N'-Bis[3-(trifluoromethyl-4-cyanophenyl)thiourea Impurity CS-T-93479 1839619-50-9 In Stock
N′-(2-Chloroethyl)-N,N-dicyclohexylurea Impurity CS-O-47051 1222864-16-5 Enquire
N-Ethyl Urea Relugolix Impurity CS-O-53673 2924011-35-6 Enquire
N-Formyl-D-Ribofuranosyl-3-Guanylurea (α/β-Mixture) Impurity CS-T-24760 686299-20-7 Enquire
Posaconazole destriazolone dimethylurea Impurity CS-O-47840 Not Available Enquire
Regorafenib Urea Impurity Impurity CS-O-14434 1333390-56-9 In Stock
Urea impurity of pregabalin Impurity CS-O-42710 Not Available Enquire
(Diaminomethylidene)-N'-[(2S,5S) -3,4-dihydroxy-5- (hydroxym... Impurity CS-O-35156 178671-77-7 Enquire
(S)-1-((2-isopropylthiazol-4-yl)methyl)-1-methyl-3(2-oxotetr... Impurity CS-O-35305 1004316-93-1 Enquire
[Bis(Methylamino)methylidene]urea Impurity CS-EO-00606 1314977-44-0 Enquire
1-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)methyl)-3-(2-ph... Impurity CS-BF-00538 326815-41-2 Enquire
1-((3S,4R)-3-Hydroxy-2,2-dimethyl-6,7-bis-oxazol-2-yl-chroma... Impurity CS-DU-00379 1222671-22-8 Enquire
1-(2,6-Difluorobenzyl)urea Impurity CS-O-37463 17751-24-5 Enquire
1-(2-cyano-4,5-dimethoxyphenyl)urea Impurity CS-O-41545 157459-53-5 Enquire
1-(3-(1H-imidazol-1-yl)propyl)-3-(1-ethyl-1H-indol-6-yl)urea Impurity CS-P-07137 Not Available Enquire
1-(3-Chloro-4-methylphenyl)urea Impurity CS-EJ-0049 Enquire
1-(3-Chlorophenyl)-3-[3-(tetramethyl-1,3,2-dioxaborolan-2-yl... Impurity CS-T-73022 874302-01-9 Enquire
1-(3-Fluorophenyl)-3-[3-(tetramethyl-1,3,2-dioxaborolan-2-yl... Impurity CS-T-74629 874302-03-1 Enquire
1-(4-Chlorophenyl)-3-[3-(tetramethyl-1,3,2-dioxaborolan-2-yl... Impurity CS-T-71560 874302-00-8 Enquire
1-(6-Cyano-5-(trifluoromethyl)pyridin-3-yl)thiourea Impurity CS-O-36234 2422147-84-8 Enquire
1-(6-Cyano-5-(trifluoromethyl)pyridin-3-yl)urea Impurity CS-O-36233 Not Available Enquire
1,3-bis((S)-1-phenylpropan-2-yl)urea Impurity CS-O-39300 Not Available Enquire
1,3-bis(4-methoxy-2-nitrophenyl)thiourea Impurity CS-O-41295 Not Available Enquire
1,3-DI-BOC-2-METHYLISOTHIOUREA97% Impurity CS-ZE-32910 322474-21-5 Enquire
1,3-Dimethylthiourea Impurity CS-T-52957 534-13-4 Enquire
1-[4-(2-Aminoethylphenyl)sulfonyl]-3-(cis-3-hydroxycyclohexy... Impurity CS-T-65778 1346603-78-8 Enquire
1-[4-(2-N-Boc-2-aminoethylphenyl)sulfonyl]-3-(cis-3-hydroxyc... Impurity CS-T-68451 1346598-55-7 Enquire
1-[4-(2-N-Boc-2-aminoethylphenyl)sulfonyl]-3-(trans-4-hydrox... Impurity CS-T-68380 1346598-40-0 Enquire
1-[4-Chloro-2-(1'-hydroxy-1'-methylbenzyl)phenyl]-3-ethyl-2-... Impurity CS-T-11680 21740-97-6 Enquire
2-(2,3,4,6-Tetra-O-acetyl-β-D-galactopyranosyl)thiopseu... Impurity CS-T-61684 51224-13-6 Enquire
2,5-Dithiobiurea Impurity CS-CG-00139 142-46-1 Enquire
2-Aminoethylurea Impurity CS-O-39669 2035-78-1 Enquire
2-METHYL-2-THIOPSEUDOUREA SULFATE Impurity CS-O-15470 2986-19-8 Enquire
3-((1r,4r)-4-(2-hydroxyethyl)cyclohexyl)-1,1-dimethylurea Impurity CS-O-40029 1698050-40-6 Enquire
3-(3-Oxocyclohex-1-en-1-yl)-1-Phenylurea Impurity CS-ZB-27495 300680-10-8 Enquire
3-Methyl-1-[[(methylcarbamoyl)amino]methylidene]urea Impurity CS-O-39751 65906-68-5 Enquire
4-FLUOROPHENYLUREA, 96% Impurity CS-DV-02798 659-30-3 Enquire
Allylisopropylacetylurea Impurity CS-T-01694 528-92-7 Enquire
Dibaclofen Urea mono lactum Impurity CS-EO-01006 Not Available Enquire
Guanylribosylurea Impurity CS-O-39761 Not Available Enquire
Isobutyl Urea Impurity CS-T-29682 592-17-6 Enquire
N-(4-Chlorophenyl)-N'-cyanourea Impurity CS-M-47495 115956-45-1 Enquire
N-(4'-Cyano[1,1'-biphenyl]-4-yl)-N'-[4-(3H-imidazo[4,5-b]pyr... Impurity CS-T-51348 1361414-26-7 Enquire
N-(5-Chloro-2,1,3-benzothiadiazol-4-yl)-thiourea Impurity CS-T-11304 51323-05-8 Enquire
N,N’’-1,6-Hexanediylbis[N’-(9-anthracenylmethyl)-N’-methyl-u... Impurity CS-T-78128 95150-23-5 Enquire
N,N-Bis(3-pyridyl)urea Impurity CS-T-07246 39642-60-9 Enquire
N,N-Bis(hydroxymethyl)urea Impurity CS-CG-00184 140-95-4 Enquire
N-[2-Amino-6-(3,5-dichlorophenyl)pyrido[2,3-d]pyrimidin-7-yl... Impurity CS-T-65690 1135256-66-4 Enquire
N-[4-Chloro-2-(1-phenylethenyl)phenyl]-N'-ethylurea Impurity CS-O-36732 1622406-34-1 Enquire
N-[6-(Trifluoromethoxy)-2-benzothiazolyl]urea Impurity CS-T-87724 1456696-94-8 Enquire
N-1-Adamantylurea Impurity CS-M-47151 13072-69-0 Enquire
N-Acetylthiourea Impurity CS-T-01202 591-08-2 Enquire
N-Cyano-S-(5,5-dichloro-2-methylpenta-2,4-dienyl)-N'-methyli... Impurity CS-H-00386 845879-16-5 Enquire
N-Cyano-S-(5,5-dichloro-2-methylpenta-2,4-dienyl)-N'-phenyli... Impurity CS-H-00387 353254-67-8 Enquire
N-Cyclohexyl-N'-[2-(tert-butyl)amino-3-hydroxypropoxy]phenyl... Impurity CS-T-13882 391053-61-4 Enquire
N-Nitro-S-methylisothiourea Impurity CS-DL-00890 2986-25-6 Enquire
Pemigatinib Ethyl Urea Impurity Impurity CS-T-94469 2382664-64-2 Enquire
S-Ethyl N-[4-Triflurormethyl)phenyl]isothio Urea, Hydrochlor... Impurity CS-T-54608 163490-78-6 Enquire
Venetoclax Acyl urea impurity 2 Impurity CS-O-36766 Not Available Enquire
Venetoclax Acyl urea impurity 1 Impurity CS-O-36765 Not Available Enquire


Intermediate

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-(2,4-Dichlorophenyl)urea Intermediate CS-BX-01306 5428-50-2 In Stock
1,3-Bis[3,5-bis(trifluoromethyl)phenyl]thiourea Intermediate CS-ED-21014 1060-92-0 In Stock
1-[3-(Dimethylamino)propyl]-3-ethylurea Intermediate CS-DV-00904 32897-26-0 In Stock
1-[4-(Trifluoromethyl)phenyl]-2-thiourea Intermediate CS-M-41758 1736-72-7 In Stock
5-Bromoquinazolin-6-ylthiourea Intermediate CS-T-08882 842138-74-3 In Stock
Diazolidinyl Urea Intermediate CS-T-88756 78491-02-8 In Stock
N,N-Dicyclohexylurea Intermediate CS-T-17884 2387-23-7 In Stock
S-(2-Guanidino-4-thiazolyl)methylisothiourea Dihydrochloride Intermediate CS-T-25744 88046-01-9 In Stock
Tetramethylurea Intermediate CS-T-86355 632-22-4 In Stock


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-(N-cyanocarbamimidoyl)-3-[4-(morpholin-4-yl)phenyl]urea Fine Chemicals CS-O-54944 ---- Enquire
1,3-Dibenzylurea Fine Chemicals CS-T-88572 1466-67-7 In Stock
1,3-Dimethylurea Fine Chemicals CS-DA-00433 96-31-1 Enquire
1-[2-(Dimethylamino)ethyl]-3-ethylurea Fine Chemicals CS-O-54270 62594-29-0 Enquire
1-[4-(morpholin-4-yl)phenyl]urea Fine Chemicals CS-O-54941 1341552-19-9 Enquire
3-(2-Cyanoacetyl)-1-methylurea Fine Chemicals CS-N-05166 6972-77-6 In Stock
4-Chlorophenylurea Fine Chemicals CS-M-42111 140-38-5 In Stock
Guanylthiourea Fine Chemicals CS-ED-01890 2114-02-5 In Stock
Imidazolidinyl urea Fine Chemicals CS-T-29198 39236-46-9 In Stock
N,N-Bis-(Trimethylsilyl)-urea Fine Chemicals CS-O-03551 18297-63-7 In Stock
N,N-Diethylthiourea Fine Chemicals CS-DA-00437 105-55-5 In Stock
N-Cyano-N′-methyl-S-methylisothiourea Fine Chemicals CS-O-56881 5848-24-8 Enquire
N-Methylurea Fine Chemicals CS-DA-00440 598-50-5 In Stock
Thiourea Fine Chemicals CS-T-44270 62-56-6 In Stock
Urea Fine Chemicals CS-T-62639 57-13-6 In Stock
1-​Butylurea Fine Chemicals CS-T-71461 689-11-2 Enquire
1-((S)-2-(dimethylamino)-3-(4-hydroxyphenyl)propyl)-3-((S)-1... Fine Chemicals CS-ED-01860 1997387-43-5 Enquire
1-(3-Fluorophenyl)-2-thiourea Fine Chemicals CS-M-02795 458-05-9 Enquire
1,1-diisopropyl-3-methylurea Fine Chemicals CS-O-40508 Not Available Enquire
1,3-bis(3-methylphenyl)urea Fine Chemicals CS-O-37964 620-50-8 Enquire
1,3-diethyl-1,3-dimethylurea Fine Chemicals CS-ZB-11143 31468-19-6 Enquire
1-[4-[(2S,5S)-5-[(4-fluorophenoxy)methyl]oxolan-2-yl]but-3-y... Fine Chemicals CS-ED-02128 175212-04-1 Enquire
1-Cyclohexyl-2-thiourea Fine Chemicals CS-MM-40015 5055-72-1 Enquire
1-Heptyl-2-thiourea Fine Chemicals CS-M-41892 3098-03-1 Enquire
2-tert-Butyl-1,3-diisopropylisourea Fine Chemicals CS-DV-01874 71432-55-8 Enquire
3-[(1S,2S,3R,4R)-3-hydroxy-4,7,7-trimethylbicyclo [2.2.1]hep... Fine Chemicals CS-O-38435 Not Available Enquire
5-Fluoro-2-methylphenyl thiourea Fine Chemicals CS-M-00736 16822-86-9 Enquire
Acetylurea Fine Chemicals CS-ZH-04085 591-07-1 Enquire
Cyanourea sodium salt Fine Chemicals CS-ZG-50187 76989-89-4 Enquire
Decitabine Guanyl Urea Derivative Fine Chemicals CS-O-38760 Not Available Enquire
Methylenediurea Fine Chemicals CS-ED-01913 13547-17-6 Enquire
N-(4-Fluorophenyl)thiourea Fine Chemicals CS-M-02801 459-05-2 Enquire
N-(aminomethyl)-N,N'-dimethylurea Fine Chemicals CS-O-37908 Not Available Enquire
N,N’-Di-tert-Butylurea Fine Chemicals CS-T-69635 5336-24-3 Enquire
N,N′-Di-Boc-thiourea Fine Chemicals CS-BX-00870 145013-05-4 Enquire
N,N'-Bis([1,1'-biphenyl]-2-yl)urea Fine Chemicals CS-O-39589 115293-14-6 Enquire
N,N'-bis[4-(3- oxo-4- morpholinyl)phenyl]Urea Fine Chemicals CS-ED-01217 1855920-51-2 Enquire
N,N-Dibutylurea Fine Chemicals CS-T-17371 1792-17-2 Enquire
N-Allylthiourea Fine Chemicals CS-DA-00439 109-57-9 Enquire
N-Butyl-N'-cyano-S-methylisothiourea Fine Chemicals CS-H-00382 5848-28-2 Enquire
N-Cyano-S-methyl-N'-phenylisothiourea Fine Chemicals CS-H-00389 21504-96-1 Enquire
N-Phenylthiourea Fine Chemicals CS-EP-00380 103-85-5 Enquire
N-Valyl urea Fine Chemicals CS-O-33295 1567937-55-6 Enquire
o-Methylisourea sulfate Fine Chemicals CS-DA-00442 29427-58-5 Enquire
Tetraethylthiourea Fine Chemicals CS-ED-01478 4274-15-1 Enquire
Tetramethylthiourea Fine Chemicals CS-DA-00443 2782-91-4 Enquire
Tris-(2-chloroethyl)urea Fine Chemicals CS-T-62570 71162-64-6 Enquire


Nitrosamine

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-​(2,​4-​dioxo-​1,​2,​3,​4-​tetrahydropyrimidin-​5-​yl)​-​3... Nitrosamine CS-O-44380 89854-43-3 Enquire
1-(2-chloroethyl)-3,3-dicyclohexyl-1-nitrosourea Nitrosamine CS-O-47052 500545-48-2 Enquire
1-ethyl-3-(3-(methyl(nitroso)amino)propyl)urea Nitrosamine CS-O-45136 Not Available Enquire
Nitrosomethyl Urea Nitrosamine CS-O-49714 36851-80-6 Enquire
N-Nitroso-N-methylurea Nitrosamine CS-T-34705 684-93-5 In Stock
1,3-dimethyl-3-nitrosourea Nitrosamine CS-TB-29054 13256-32-1 Enquire
1-Nitroso-1-(2-hydroxyethyl)-3-(2-chloroethyl)urea Nitrosamine CS-ED-32323 96806-34-7 Enquire
Nitrosourea Nitrosamine CS-ED-01350 13010-20-3 Enquire
N-Nitroso-N-ethyl Urea Nitrosamine CS-T-37234 759-73-9 Enquire
N-Nitroso-N-isopropylurea Nitrosamine CS-T-59632 16830-14-1 Enquire
N-Nitroso-N-propyl Urea Nitrosamine CS-T-37294 816-57-9 Enquire
N-Nitrosotris-(2-chloroethyl)urea 90% Nitrosamine CS-T-37307 69113-01-5 Enquire


Secondary Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Hydroxyurea Secondary Standards CS-SS-25439-300MG 0127-07-01 Enquire
Imidurea Secondary Standards CS-SS-24481-1GM 39236-46-9 Enquire
Thiourea Secondary Standards CS-SS-24707-200MG 62-56-6 Enquire
Urea Secondary Standards CS-SS-24404-1GM 57-13-6 Enquire
Urea Related Compound A Secondary Standards CS-SS-25416-30MG 108-19-0 Enquire


Stable Isotope Reagent

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-(3-(bis(methyl-d3)amino)propyl)-3-ethylurea Stable Isotope Reagent CS-O-49857 32897-26-0(Unlabelled) Enquire
1-(3-(dimethylamino)propyl-1,1,2,2,3,3-d6)-3-ethylurea Stable Isotope Reagent CS-O-50606 32897-26-0 (Unlabelled) Enquire
1,3-Bis(2-chloroethyl-d4)-1-nitrosourea Stable Isotope Reagent CS-C-00471 154-93-8 (unlabelled) Enquire
1,3-Bis(4-Nitrophenyl) Urea-d8 Stable Isotope Reagent CS-T-49319 1156508-87-0 In Stock
1,3-Bis(4-nitrophenyl-13C6)-urea Stable Isotope Reagent CS-W-00490 Not Available Enquire
1,3-Propylene-d6 Thiourea Stable Isotope Reagent CS-C-02068 1219802-05-7 Enquire
Hydroxycarbamide-13C,15N2 Stable Isotope Reagent CS-O-02928 1246814-92-5 In Stock
Hydroxy-Urea-d3 Stable Isotope Reagent CS-O-55661 77923-90-1 Enquire
Thio Urea 13C,15N2 Stable Isotope Reagent CS-O-10864 285977-83-5 Enquire
Thiourea-13C Stable Isotope Reagent CS-EC-00099 113899-66-4 Enquire
Urea-13C Stable Isotope Reagent CS-T-62641 58069-82-2 In Stock
Guanyl Urea-15N4 Hydrochloride Stable Isotope Reagent CS-T-95806 926-72-7(Unlabelled) Enquire
Hydroxy Urea 15N Stable Isotope Reagent CS-T-56531 214331-53-0 Enquire
Tetra((2H3)methyl)urea Stable Isotope Reagent CS-ZH-30407 51219-89-7 Enquire
Thiourea-15N2 Stable Isotope Reagent CS-ZG-40361 287476-21-5 Enquire
UREA 13C, 15N2 Stable Isotope Reagent CS-R-00685 58069-83-3 Enquire
Urea 13C,15N2 Stable Isotope Reagent CS-O-11364 78405-35-3 In Stock
Urea 15N2 Stable Isotope Reagent CS-T-62642 2067-80-3 Enquire


Therapeutic

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1,3-Bis(2-chloroethyl)urea Therapeutic CS-T-06836 2214-72-4 In Stock


Pesticide Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
3-(4-chlorophenyl)-1-methoxy-1-methylurea Pesticide Standards CS-DV-01912 1746-81-2 Enquire
Ethylthiourea Pesticide Standards CS-T-76217 625-53-6 Enquire


Phytochemical

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Bauhinia Purpurea L. (Leaf and Pod) Extract Phytochemical CS-BX-01369 Not Available Enquire


Biochemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Urea for cell culture, 99.5%, Endotoxin (BET) 0.05EU/mg Biochemicals CS-SR-00569 57-13-6 Enquire
Urea for molecular biology, 99.5% Biochemicals CS-SR-00189 57-13-6 Enquire
Urease ex. Jack Beans, 200U/mg Biochemicals CS-SR-00464 9002-13-5 Enquire


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-tert-Butyl-3-ethylthiourea Building Blocks CS-O-54010 14326-97-7 Enquire
Urea Nitrate Building Blocks CS-O-54763 124-47-0 Enquire
(1,3-thiazol-2-ylmethyl)urea Building Blocks CS-TA-74231 1251308-97-0 Enquire
(E)-[amino(dimethylamino)methylidene]urea:hydrochloride Building Blocks CS-O-35202 570410-57-0 Enquire
n-(2-hydroxy-4-nitrophenyl)-n'-(2-methoxyphenyl)urea Building Blocks CS-O-35696 182498-30-2 Enquire
N-[4-(Trifluoromethoxy)phenyl]urea Building Blocks CS-M-33117 82971-90-2 Enquire
N-Boc-N-methylthiourea Building Blocks CS-DJ-01025 887913-52-2 Enquire


Carbohydrates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-(2,3,4,6-Tetra-O-acetyl-β-D-glucopyranosyl)thiopseudo... Carbohydrates CS-T-61695 40591-65-9 Enquire
N-β-D-Galactopyranosyl-N'-[(2-methanethiosulfonyl)ethyl... Carbohydrates CS-T-55169 550325-50-3 Enquire
N-(-β-D-Glucopyranosyl)-N'-[(2-methanethiosulfonyl)ethy... Carbohydrates CS-T-55309 550325-52-5 Enquire


Deuterated Reagents

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1,1-Dimethyl-d6-urea Deuterated Reagents CS-T-94472 1219802-32-0 Enquire