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

Retinol Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
3-Dehydro Retinol Acetate-d3 Stable Isotopes CS-T-73108 1795137-64-2 Enquire
9-cis,13-cis-Retinol 15-Acetate-d5 Stable Isotopes CS-T-85201 1217219-62-9 Enquire
9-cis,13-cis-Retinol-d5 Stable Isotopes CS-T-99027 Not Available Enquire
9-cis-5,6-Epoxy Retinol Acetate-D5 Stable Isotopes CS-T-101428 Not Available Enquire
9-cis-Retinol Acetate-d5 Stable Isotopes CS-T-99028 Not Available Enquire
all-​trans-​Retinal-​d5 Stable Isotopes CS-O-07062 1217234-58-6 Enquire
all-trans-Retinol-d5, >80% Stable Isotopes CS-T-85437 1185244-58-9 Enquire
rac all-trans 4-(Acetyloxy) Retinol Acetate-d4 Stable Isotopes CS-T-99041 Not Available Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Retinol API Standards CS-O-30753 68-26-8 In Stock
Vitamin A Acetate API Standards CS-O-02562 127-47-9 In Stock


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
"11-cis-13,14-Dihydro Retinol" Impurities CS-T-53092 879295-61-1 Enquire
9-cis,13-cis-Retinol 15-Acetate Impurities CS-T-85084 29444-27-7 Enquire
9-cis-Retinol Acetate Impurities CS-T-41685 29584-22-3 Enquire
all-trans-13,14-Dihdyro Retinol Impurities CS-T-53091 115797-14-3 Enquire
all-trans-Retro Retinol Impurities CS-T-61106 16729-22-9 Enquire
O-tert-Butyldimethylsilyl 11,12-Didehydro Retinol Impurities CS-T-09480 210700-51-9 Enquire


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
"11,12-Didehydro Retinol" Intermediates CS-T-17894 29443-88-7 Enquire
11-cis-Retinol, 85% Intermediates CS-T-41687 22737-96-8 Enquire
13-cis-Retinol Intermediates CS-T-41688 2052-63-3 Enquire
3-Dehydro Retinol Intermediates CS-T-51799 79-80-1 Enquire
4-Keto Retinol Intermediates CS-T-57024 62702-55-0 Enquire
9-cis,13-cis-Retinol Intermediates CS-T-41689 29444-25-5 Enquire
9-cis-Retinol Intermediates CS-T-41682 22737-97-9 Enquire
rac all-trans 3-(Acetyloxy) Retinol Acetate Intermediates CS-T-28626 76686-33-4 Enquire