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

L-valine Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(2RS)-Valganciclovir-d8 HCl (L-valine-d8) Stable Isotopes CS-C-01395 1132088-63-1 Enquire
Bis(L-Valine) Ester Ganciclovir-d16 Trifluoroacetic Acid Sal... Stable Isotopes CS-T-101800 Not Available Enquire
DL-Valine,ter-butyl ester,Hydrochloride D7 Stable Isotopes CS-O-57562 75898-43-0 (Unlabelled) Enquire
L-Valine-d8 Hydrochloride Stable Isotopes CS-O-58984 CAS 35045-72-8 (Free salt) Enquire
N-(Ethoxycarbonyl)-L-valine-d3 Stable Isotopes CS-T-96962 Not Available Enquire
N,N-Dimethyl-L-valine-d6 Stable Isotopes CS-T-96969 Not Available Enquire
N-[[N-Methyl-N-[(2-isopropyl-1,1,1,3,3,3-d6]-4-thiazolyl)met... Stable Isotopes CS-T-96894 1331906-73-0 Enquire
N-[[N-Methyl-N-[(2-isopropyl-1,1,1,3,3,3-d6]-4-thiazolyl)met... Stable Isotopes CS-T-96893 1331897-89-2 Enquire


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
DL-Valine API CS-DK-00004 516-06-3 In Stock


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Des (N-(Methoxycarbonyl)-L-Valine) Velpatasvir Impurity CS-O-15966 ---- In Stock
N-(Methoxycarbonyl)-L-Valyl-L-Valine Impurity CS-O-16127 2375084-73-2 In Stock
N-(p-Nitrobenzyloxycarbonyl)-L-valine Impurity CS-O-51776 51979-87-4 Enquire
N-[(2'-Cyano[1,1'-biphenyl]-4-yl)methyl]-N-(1-oxopentyl)-L-v... Impurity CS-T-89375 137863-90-2 In Stock
N-Methyl-L-valine 2-[(2-Amino-1,6-dihydro-6-oxo-9H-purin-9-y... Impurity CS-O-35213 1401661-95-7 Enquire


Intermediate

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
L-Valine,N-[(2'-cyano[1,1'-biphenyl]-4-yl)methyl]-, methyl e... Intermediate CS-O-32349 482577-59-3 In Stock


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
CBZ L-Valine Fine Chemicals CS-O-01058 1149-26-4 In Stock
N-(Methoxycarbonyl)-L-valine Fine Chemicals CS-O-15220 74761-42-5 In Stock
N-Ethyl-L-Valine Fine Chemicals CS-O-52247 90600-06-9 In Stock


Nitrosamine

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
N-Nitroso N-Ethyl-L-valine Nitrosamine CS-O-52248 Not Available In Stock
N-Nitroso-N-methyl-L-valine Nitrosamine CS-O-51830 53358-08-0 In Stock
O-benzyl N-Nitroso N-Ethyl-L-valine Nitrosamine CS-O-52249 Not Available Enquire


Stable Isotope Reagent

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
L-Valine-d7 Stable Isotope Reagent CS-O-55030 1021439-16-6 Enquire
L-Valine-d8-N-FMOC Stable Isotope Reagent CS-BX-00349 1007834-06-1 Enquire


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
N-(2-Mercapto-1-oxopropyl)-L-valine Building Blocks CS-T-57510 1313496-16-0 Enquire
N-Phenoxycarbonyl-L-valine Building Blocks CS-T-39312 126147-70-4 Enquire


Deuterated Reagents

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
L-Valine D8 Deuterated Reagents CS-T-62683 35045-72-8 Enquire