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

Furanone Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
3-(3-Fluorophenyl)-5,5-dimethyl-4-[4-(methylsulfonyl)phenyl]... Stable Isotopes CS-T-99232 Not Available Enquire
4,6-Dihydroxy-2-[(3-hydroxy-4-methoxyphenyl)methylene]-3(2H)... Stable Isotopes CS-T-102706 2734189-91-2 Enquire
Dihydro-​4-​(3-​pyridinylcarbonyl)​-2(3H)​-​furanone-d2 Stable Isotopes CS-T-100440 88696-94-0 Enquire
rac 5-(3-Pyridyl)tetrahydro-2-furanone-d3 Stable Isotopes CS-T-98839 Not Available Enquire
2,5-Dimethyl-4-hydroxy-3(2H)-furanone 13C2 Stable Isotopes CS-T-53492 138167-87-0 Enquire
5-Ethyl-3-hydroxy-4-methyl-2(5H)-furanone-d3 Stable Isotopes CS-T-76946 156420-67-6 Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
5-(7-Hydroxy-6-methyloctyl)-2(5H)-furanone Impurity CS-O-48358 1206874-24-9 Enquire
5-Hydroxy-4-methyl-2(5H)-furanone Impurity CS-O-10917 40834-42-2 In Stock
(-)-Ascofuranone Impurity CS-TA-20297 38462-04-3 Enquire
(±)-Dihydro-4-[[3-methoxy-4-(phenylmethoxy)phenyl]methyl]-2(... Impurity CS-T-18935 92831-74-8 Enquire
(3S)-Dihydro-3-[(tetrahydro-2H-pyran-2-yl)oxy]-2(3H)-furanon... Impurity CS-T-18996 83680-34-6 Enquire
2(3H)-Benzofuranone Impurity CS-T-05130 553-86-6 Enquire
2,5-Dihydro-5-hydroxy-2-furanone Impurity CS-O-40179 14032-66-7 Enquire
3-(3-Fluorophenyl)-5,5-dimethyl-4-[4-(methylsulfonyl)phenyl]... Impurity CS-T-54900 178402-36-3 Enquire
3,3-bis(3,5-dibromo-4-hydroxyphenyl)-1(3H)-Isobenzofuranone Impurity CS-DV-01973 76-62-0 Enquire
3,4-Dimethyl-2(5H)-furanone Impurity CS-T-53676 1575-46-8 Enquire
4-Hydroxy-5-methyl-3-furanone Impurity CS-DV-02817 19322-27-1 Enquire
5-(2,3-Dichlorophenyl)dihydro-2(3H)-furanone Impurity CS-T-88803 1391052-21-3 Enquire
6-Chloro-3-benzofuranone Impurity CS-DL-00961 3260-78-4 Enquire
Dihydro-3-(3-pyridoyl)-2-(3H)-furanone Impurity CS-T-53087 59578-61-9 Enquire
Dihydro-3-[(3-methoxyphenyl)methyl]-2(3H)-furanone Impurity CS-T-53111 187993-26-6 Enquire
rac-cis-4-(2,4-Difluorophenyl)-3-methyl-2(5H)-furanone 3,4-E... Impurity CS-T-18399 1329610-78-7 Enquire


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(4R)-4-Butyldihydro-2(3H)-furanone Fine Chemicals CS-O-37845 124094-63-9 Enquire
2(5H)-Furanone Fine Chemicals CS-M-53382 497-23-4 In Stock
3-((1,1-difluoroethyl)amino)furan-2(5H)-one Fine Chemicals CS-O-37440 Not Available Enquire
6-Fluoro-4-nitro-1(3H)-isobenzofuranone Fine Chemicals CS-T-93935 1207453-90-4 Enquire


Reagents

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(S)-(-)-5-hydroxymethyl-2(5H)-furanone Reagents CS-BL-00141 78508-96-0 Enquire


Stable Isotope Reagent

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
4-Methoxy-2,5-dimethyl-3(2H)-furanone-d3 Stable Isotope Reagent CS-ED-42274 4077-47-8(Unlabelled) Enquire


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
3,3-DIFLUORODIHYDRO-2(3H)-FURANONE Building Blocks CS-O-46326 220294-13-3 Enquire
3-Hydroxy-5-methyl-2(5H)-furanone Building Blocks CS-O-43728 21053-73-6 Enquire


Carbohydrates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2,5-Dimethyl-4-hydroxy-3(2H)-furanone -β-D-Glucopyranos... Carbohydrates CS-T-53493 121063-56-7 Enquire