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

Valeric Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
"α-Keto Isovaleric Acid Sodium Salt Dimethyl-13C2, Meth... Stable Isotopes CS-R-00564 1007477-29-3 Enquire
α-Keto Isovaleric Acid Sodium Salt 13C D6 Stable Isotopes CS-R-00562 3715-29-5 (Unlabeled) Enquire
α-Keto Isovaleric Acid Sodium Salt 13C5 Stable Isotopes CS-R-00482 1173018-24-0 Enquire
α-Keto Isovaleric Acid Sodium Salt D6 Stable Isotopes CS-R-00485 3715-29-5(Unlabeled) Enquire
α-Keto Isovaleric Acid Sodium Salt Dimethyl-13C2 Stable Isotopes CS-R-00488 634908-42-2 Enquire
3-Methyl-2-oxovaleric Acid-13C3 Sodium Salt Stable Isotopes CS-T-81372 1391052-48-4 Enquire
3-Methyl-2-oxovaleric Acid-d8 Sodium Salt (Major) Stable Isotopes CS-T-80342 1795037-03-4 Enquire
4-Hydroxy-2-oxovaleric Acid-d4 Potassium Salt Stable Isotopes CS-T-101296 Not Available Enquire
4-Methyl-2-oxovaleric Acid-13C3 Sodium Salt Stable Isotopes CS-T-102231 Not Available Enquire
4-Methylvaleric Acid Methyl-d3 Ester Stable Isotopes CS-T-80771 97632-11-6 Enquire
4-Methylvaleric Acid-d7 Stable Isotopes CS-T-102812 2733388-60-6 Enquire
alpha-Keto Isovaleric Acid Sodium Salt D7 Stable Isotopes CS-R-00486 2483831-46-3 Enquire
Isovaleric Acid Ethyl-d5 Ester Stable Isotopes CS-T-102655 1082581-99-4 Enquire
α-Keto Isovaleric Acid Sodium Salt 13C4, D4 Stable Isotopes CS-R-00481 1185115-88-1 Enquire
α-Keto Isovaleric Acid Sodium Salt 13C5, D1 Stable Isotopes CS-R-00483 420095-74-5 Enquire
α-Keto Isovaleric Acid Sodium Salt 3-Methyl-13C, D4 Stable Isotopes CS-R-00484 1202865-40-4 Enquire
β-Hydroxyisovaleric Acid-d8 Stable Isotopes CS-T-78696 123743-99-7 Enquire
δ-Guanido-α-ketovaleric Acid-13C6 Stable Isotopes CS-T-96949 Not Available Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Isovaleric Acid API Standards CS-O-10951 503-74-2 In Stock


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
"3-Hydroxy-2,2,4-trimethylvaleric Acid Ethyl Ester" Impurities CS-T-56476 7403-65-8 Enquire
α-Keto Isovaleric Acid-3-D Sodium Salt Impurities CS-T-30341 360769-16-0 Enquire
(S)-2-Methylvaleric Acid Impurities CS-T-35525 1187-82-2 Enquire
(S)-2-Methylvaleric Acid Ethyl Ester Impurities CS-T-80376 28959-02-6 Enquire
(S)-2-Methylvaleric Acid Methyl Ester Impurities CS-T-80354 151409-53-9 Enquire
4-MERCAPTO-4-METHYLVALERIC ACID Impurities CS-DV-02844 140231-31-8 Enquire
4-Methylvaleric Acid Impurities CS-DK-00057 646-07-1 In Stock
5-(2-Fluorophenyl)-5-oxovaleric acid Impurities CS-DV-02935 199664-70-5 Enquire
cis-(-)-1,3-Dibenzylhexahydro-2-oxo-1H-thieno[3,4-d]imidazol... Impurities CS-T-89029 33607-60-2 Enquire
S-2-Hydroxy-4-methylvaleric acid Impurities CS-DL-01081 13748-90-8 Enquire
Valeric Acid Sodium Salt Impurities CS-T-46224 6106-41-8 Enquire


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(R)-5-hydroxy-2-aminovaleric acid Intermediates CS-DV-00321 6152-90-5 Enquire
2-Cyano-3-ethylvaleric Acid Ethyl Ester Intermediates CS-T-91538 28456-66-8 Enquire
3-Methyl-2-oxovaleric Acid Sodium Salt Intermediates CS-T-34908 3715-31-9 Enquire
3-Methyl-5-(3-methyl-2-thienyl)-5-oxovaleric acid Intermediates CS-ED-30811 951893-95-1 Enquire
3-Methyl-5-oxo-5-(2,3,4,5,6-pentamethylphenyl)valeric acid Intermediates CS-ED-30810 951893-80-4 Enquire
3-Methyl-5-oxo-5-(2,3,5,6-tetramethylphenyl)valeric acid Intermediates CS-ED-30809 951893-74-6 Enquire
3-Methyl-5-oxo-5-phenylvaleric Acid Intermediates CS-T-80850 2840-61-1 Enquire
4-Hydroxy-2-oxovaleric Acid Potassium Salt Intermediates CS-T-78768 3318-73-8 Enquire
4-Methyl-2-oxovaleric Acid Sodium Salt Intermediates CS-T-58584 4502-00-5 Enquire
4-Methylvaleric Acid Methyl Ester Intermediates CS-T-80725 2412-80-8 Enquire
5-(2-(Ethylthio)phenyl)-3-methyl-5-oxovaleric acid Intermediates CS-ED-27953 951893-10-0 Enquire
5-(2-(Methylthio)phenyl)-5-oxovaleric acid Intermediates CS-ED-30807 930116-83-9 Enquire
5-(2,3,4,5-Tetrafluorophenyl)-5-oxovaleric acid Intermediates CS-ED-34481 951891-61-5 Enquire
5-(2,3-Dichlorophenyl)-5-oxovaleric acid Intermediates CS-ED-25536 898791-10-1 Enquire
5-(2,4,5-Trimethoxyphenyl)-5-oxovaleric acid Intermediates CS-ED-34488 92865-60-6 Enquire
5-(2,4-Dimethoxyphenyl)-3-methyl-5-oxovaleric acid Intermediates CS-ED-25551 951884-83-6 Enquire
5-(2,5-Dichlorophenyl)-5-oxovaleric acid Intermediates CS-ED-25189 898791-29-2 Enquire
5-(2,5-Dimethoxyphenyl)-3-methyl-5-oxovaleric acid Intermediates CS-ED-25553 951884-89-2 Enquire
5-(2-Bromophenyl)-5-oxovaleric acid Intermediates CS-ED-15215 124576-25-6 Enquire
5-(2-Chloro-4-(methylthio)phenyl)-5-oxovaleric acid Intermediates CS-ED-23379 951889-90-0 Enquire
5-(2-Chloro-4,5-difluorophenyl)-5-oxovaleric acid Intermediates CS-ED-23388 951891-46-6 Enquire
5-(2-Chloro-4-fluorophenyl)-5-oxovaleric acid Intermediates CS-ED-23364 951889-41-1 Enquire
5-(2-Chloro-6-fluorophenyl)-5-oxovaleric acid Intermediates CS-ED-23383 951891-31-9 Enquire
5-(3,4-Dimethoxyphenyl)-3-methyl-5-oxovaleric acid Intermediates CS-ED-25554 106591-88-2 Enquire
5-(3,5-Dimethoxyphenyl)-3-methyl-5-oxovaleric acid Intermediates CS-ED-25556 951884-95-0 Enquire
5-(3,5-Dimethyl-4-methoxyphenyl)-5-oxovaleric acid Intermediates CS-ED-25535 109025-26-5 Enquire
5-(3-Bromo-2-thienyl)-3-methyl-5-oxovaleric acid Intermediates CS-ED-12710 951894-04-5 Enquire
5-(3-Bromophenyl)-5-oxovaleric acid Intermediates CS-ED-14764 898787-86-5 Enquire
5-(3-Chloro-4-methylphenyl)-3-methyl-5-oxovaleric acid Intermediates CS-ED-23397 951885-51-1 Enquire
5-(3-Chloro-4-methylphenyl)-5-oxovaleric acid Intermediates CS-ED-23393 951892-71-0 Enquire
5-(3-Ethoxyphenyl)-3-methyl-5-oxovaleric acid Intermediates CS-ED-27952 951892-92-5 Enquire
5-(3-Fluoro-4-methoxyphenyl)-3-methyl-5-oxovaleric acid Intermediates CS-ED-29270 951885-33-9 Enquire
5-(3-Methoxy-4-methylphenyl)-3-methyl-5-oxovaleric acid Intermediates CS-ED-30813 951885-24-8 Enquire
5-(4-Chloro-2-fluorophenyl)-5-oxovaleric acid Intermediates CS-ED-23368 951889-56-8 Enquire
5-(4-Chloro-2-methoxyphenyl)-5-oxovaleric acid Intermediates CS-ED-23372 951889-68-2 Enquire
5-(4-Chloro-2-methylphenyl)-3-methyl-5-oxovaleric acid Intermediates CS-ED-23395 951885-45-3 Enquire
5-(4-Chloro-2-methylphenyl)-5-oxovaleric acid Intermediates CS-ED-23392 951892-65-2 Enquire
5-(4-Ethoxyphenyl)-3-methyl-5-oxovaleric acid Intermediates CS-ED-27755 951893-16-6 Enquire
5-(4-Formyl-3,5-dimethoxyphenoxy)valeric acid Intermediates CS-DK-00272 197304-21-5 Enquire
5-(4-Heptyloxyphenyl)-5-oxovaleric acid Intermediates CS-ED-30345 898792-18-2 Enquire
5-(4-Hexylphenyl)-5-oxovaleric acid Intermediates CS-ED-30359 898791-53-2 Enquire
5-(4-Methoxy-2-methylphenyl)-3-methyl-5-oxovaleric acid Intermediates CS-ED-30812 951885-18-0 Enquire
5-(4-Tert-butyl-2,6-dimethylphenyl)-5-oxovaleric acid Intermediates CS-ED-34493 951892-53-8 Enquire
5-(4-Tert-butyl-3,5-dimethylphenyl)-3-methyl-5-oxovaleric ac... Intermediates CS-ED-34496 951893-62-2 Enquire
5-(5-Fluoro-2-methoxyphenyl)-3-methyl-5-oxovaleric acid Intermediates CS-ED-29271 951885-39-5 Enquire
5-(5-Methoxy-2-methylphenyl)-3-methyl-5-oxovaleric acid Intermediates CS-ED-30814 951885-30-6 Enquire
5-[3,4-(Ethylenedioxy)phenyl]-3-methyl-5-oxovaleric acid Intermediates CS-ED-27954 951894-15-8 Enquire
5-[4-(2-Methoxyethoxy)phenyl]-5-oxovaleric acid Intermediates CS-ED-30734 1049030-31-0 Enquire
5-Aminovaleric Acid Intermediates CS-T-66717 660-88-8 Enquire
5-Aminovaleric Acid Hydrochloride Intermediates CS-T-66742 627-95-2 Enquire
5-Chlorovaleric Acid Intermediates CS-T-71760 1119-46-6 In Stock
5-Oxo-5-(4-isopropoxyphenyl)valeric acid Intermediates CS-ED-32481 898791-85-0 Enquire
5-Oxo-5-(4-pentyloxyphenyl)valeric acid Intermediates CS-ED-32491 898791-97-4 Enquire
D-2-Aminovaleric acid-benzyl ester 4-toluenesulfonate salt Intermediates CS-ED-08893 218962-76-6 Enquire
D-Alpha-hydroxyisovaleric acid Intermediates CS-AC-03014 17407-56-6 Enquire
α-Cyano-α,β-diethylvaleric Acid Ethyl Ester Intermediates CS-T-91057 854879-12-2 Enquire
β-Hydroxyisovaleric Acid Intermediates CS-T-79272 625-08-1 Enquire


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-Bromovaleric acid Fine Chemicals CS-M-03615 584-93-0 Enquire
2-Methylvaleric Acid Fine Chemicals CS-O-15488 97-61-0 In Stock
5-(3-Fluorophenyl)-5-oxovaleric acid Fine Chemicals CS-MM-07044 845790-38-7 Enquire
5-(4-Fluorophenyl)valeric acid Fine Chemicals CS-M-03319 24484-22-8 Enquire
5-Bromovaleric Acid Fine Chemicals CS-T-08691 2067-33-6 Enquire
DL-2-amino-5-phosphonovaleric acid Fine Chemicals CS-AR-00116 76326-31-3 Enquire
Valeric anhydride Fine Chemicals CS-T-62676 2082-59-9 Enquire
α-Keto Isovaleric Acid Sodium Salt Fine Chemicals CS-T-30339 3715-29-5 In Stock


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(S)-2-Azido Isovaleric Acid Cyclohexylammonium Salt Building Blocks CS-T-04621 1217462-63-9 Enquire
4-Methyl-2-oxovaleric Acid Building Blocks CS-TB-83275 816-66-0 In Stock