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

Vitamin E Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Vitamin E acetate D9 Stable Isotopes CS-BX-00312 7695-91-2 (Unlabeled) Enquire
Vitamin E-d3 (R,R,R) Stable Isotopes CS-O-44720 113848-10-5 Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Alpha Vitamin E API Standards CS-O-02555 59-02-9 In Stock


Metabolites

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Vitamin E (DL-alpha-Tocopherol) Metabolites CS-P-06987 10191-41-0 In Stock


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Vitamin E - Impurity C Impurities CS-O-40537 Not Available Enquire
Vitamin E Impurity B Impurities CS-P-08159 Not Available Enquire
Vitamin E Impurity D Impurities CS-O-42819 Not Available Enquire
Vitamin E Impurity D (Mixture of Isomers) Impurities CS-P-08131 37570-32-4 Enquire
Vitamin E Impurity derivative Impurities CS-O-49709 Not Available Enquire
Vitamin E-d9 (rac) Impurities CS-O-44719 131230-17-6 Enquire


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Vitamin E Acetate Building Blocks CS-O-00415 7695-91-2 In Stock