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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Cyclobutan, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Cyclobutan 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 Cyclobutan-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.

Cyclobutan Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-Tetradecylcyclobutanone-D29 Stable Isotopes CS-T-103162 35493-47-1(Unlabelled) Enquire


Metabolite

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1,1-Cyclobutanedicarboxylic Acid Metabolite CS-M-01237 5445-51-2 In Stock


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(1S,2R)-2-methoxycyclobutanamine hydrochloride Impurity CS-O-49227 2227197-30-8 Enquire
1-((3-fluoro-4-(methylcarbamoyl)phenyl)amino)cyclobutane-1-c... Impurity CS-ED-01077 2227589-22-0 Enquire
1,1-bis(propan-2-yl) 3,3-dimethoxycyclobutane-1,1-dicarboxyl... Impurity CS-EM-01419 115118-68-8 Enquire
1-Aminocyclobutanecarboxylic Acid Impurity CS-T-02302 22264-50-2 Enquire
1-Azidocyclobutane -1-carboxylic acid Impurity CS-O-43225 1571067-14-5 Enquire
2-(2-Bromophenyl)cyclobutan-1-one Impurity CS-O-52855 885700-63-0 Enquire
Ethyl 1-azidocyclobutane -1-carboxylate Impurity CS-O-43226 250780-02-0 Enquire
Ivabradine 3-chloro N-methylpropanamine-Benzocyclobutane imp... Impurity CS-O-45771 1031767-71-1 In Stock
methyl trans-3-(methylamino)cyclobutanecarboxylate Impurity CS-O-54287 2035422-58-1 Enquire
methyl trans-3-(methylamino)cyclobutanecarboxylate hydrochlo... Impurity CS-O-54288 2227198-32-3 Enquire
tert-butyl (1s,3s)-3-aminocyclobutane-1-carboxylate Impurity CS-O-54291 957793-95-2 Enquire
tert-Butyl trans-3-aminocyclobutane-1-carboxylate hydrochlor... Impurity CS-O-54290 2173637-24-4 Enquire
trans-3-Aminocyclobutanecarboxylic acid tert-butyl ester Impurity CS-O-54289 1192547-86-6 Enquire


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(1R,2R)-2-phenylcyclobutanecarboxylic acid Fine Chemicals CS-O-38157 1932632-04-6 Enquire
(1R,2S)-2-phenylcyclobutanecarboxylic acid Fine Chemicals CS-O-38156 1932319-16-8 Enquire
(1S,​2R)​-​2-​phenylcyclobutane-​1-​carboxylic acid Fine Chemicals CS-O-38158 1932603-54-7 Enquire
(1S,2S)-2-phenylcyclobutanecarboxylic acid Fine Chemicals CS-O-38159 1714087-99-6 Enquire
(1s,3s)-cyclobutane-1,3-dicarboxylic acid Fine Chemicals CS-O-39267 2398-16-5 Enquire
1,1-DIFLUORO-3-ISOCYANOCYCLOBUTANE Fine Chemicals CS-ZE-13000 1355328-31-2 Enquire
2-aminocyclobutan-1-ol hydrochloride Fine Chemicals CS-ED-01630 1443981-58-5 Enquire
2-chloro-3,3-difluorocyclobutan-1-amine Fine Chemicals CS-O-36578 Not Available Enquire
2-chloro-3,3-dimethyl-2-(2,2,2-trichloroethyl)cyclobutanone Fine Chemicals CS-O-39700 68697-08-5 Enquire
3-(4-Bromophenyl)cyclobutanone Fine Chemicals CS-BL-00056 254892-91-6 Enquire
3,3-Difluorocyclobutane-1-carbaldehyde Fine Chemicals CS-ED-02400 1246765-49-0 Enquire
3-Hydroxycyclobutaneacetic acid Fine Chemicals CS-O-49945 1823436-84-5 Enquire
3-oxocyclobutane-1-carbonitrile Fine Chemicals CS-EM-01514 20249-16-5 In Stock
3-Oxocyclobutaneacetic acid Fine Chemicals CS-O-49947 1610028-25-5 Enquire
Cis-3-(benzyloxy)cyclobutanecarboxylic acid Fine Chemicals CS-O-54194 84182-47-8 Enquire
Ethyl 2-[[(1,1-dimethylethoxy)carbonyl]amino]cyclobutanecarb... Fine Chemicals CS-O-50193 2119516-30-0 Enquire
Methyl (1R,3R)-3-amino-2,2-dimethylcyclobutanecarboxylate Fine Chemicals CS-O-57287 1932574-82-7 Enquire
Methyl (1R,3S)-3-amino-2,2-dimethylcyclobutanecarboxylate Fine Chemicals CS-O-57285 1313358-70-1 Enquire
Methyl (1S,3R)-3-amino-2,2-dimethylcyclobutanecarboxylate Fine Chemicals CS-O-57286 1333408-23-3 Enquire
Methyl (1S,3S)-3-amino-2,2-dimethylcyclobutanecarboxylate Fine Chemicals CS-O-57288 1932236-51-5 Enquire
Methyl 3-hydroxycyclobutaneacetate Fine Chemicals CS-O-49946 1148130-13-5 Enquire
Methyl cis-3-amino-1-methylcyclobutane-1-carboxylate hydroch... Fine Chemicals CS-O-38200 2231664-42-7 Enquire
N-Methylcyclobutanamine Fine Chemicals CS-O-54253 34066-62-1 Enquire
Tetramethyl trans,trans,trans-cyclobutane-1,2,3,4-tetracarbo... Fine Chemicals CS-O-33919 3999-67-5 Enquire


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-bromocyclobutane-1-carboxylic acid Building Blocks CS-TA-53266 32122-23-9 Enquire
1-Cyclobutanecarbonylpiperazine Building Blocks CS-O-46690 64579-67-5 Enquire
1-Ethylcyclobutanecarboxaldehyde Building Blocks CS-O-56889 443796-58-5 Enquire
6'-bromo-2',3'-dihydro-1'H-spiro[cyclobutane-1,4'-isoquinoli... Building Blocks CS-O-48762 1780107-29-0 Enquire
cis,trans,cis-1,2,3,4-Tetracarbomethoxycyclobutane Building Blocks CS-O-44370 Not Available Enquire
CYCLOBUTANE Building Blocks CS-O-45739 287-23-0 Enquire


Reagents

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1,1,3,3-tetraphenyl-1,3-disilacyclobutane Reagents CS-O-57975 2319-40-6 Enquire