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

Cannabidiol Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(-)-Cannabidiol-d9 Stable Isotopes CS-TA-86322 1246819-21-5 Enquire
6-Alpha-Hydroxy-cannabidiol-D9 Stable Isotopes CS-O-46443 2714472-78-1 Enquire
6-Beta-Hydroxy-cannabidiol-D7 Stable Isotopes CS-O-46444 2714417-92-0 Enquire
6-hydroxycannabidiol-d9 Stable Isotopes CS-B-00262 63958-73-6 (unlabelled) Enquire
7-hydroxycannabidiol D10 Stable Isotopes CS-B-00237 50725-17-2 (Unlabeled) Enquire
7-Nor-7-carboxycannabidiol D10 Stable Isotopes CS-B-00238 63958-77-0 (Unlabeled) Enquire
Cannabidiol D3 Stable Isotopes CS-BX-00741 13956-29-1 (Unlabeled) Enquire
Cannabidiol-7-oic acid-d9 Stable Isotopes CS-O-43891 2714409-42-2 Enquire
Cannabidiol-d10 Stable Isotopes CS-B-00239 Not Available Enquire
Cannabidiolic acid - D9 Stable Isotopes CS-O-37254 2512203-30-2 Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Epicannabidiol hydrate API Standards CS-E-00690 139561-95-8 Enquire
Olivetol API Standards CS-T-37994 500-66-3 In Stock


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(-)-Cannabidiol Impurities CS-T-30737 13956-29-1 Enquire
(-)-Didesoxycannabidiol Impurities CS-T-88886 1381973-51-8 Enquire
(+)-Cannabidiol Impurities CS-O-59066 74219-29-7 Enquire
(1R,1R,2R,2R)-3,3-methylenebis(5-methyl-4-pentyl-2-(prop-1-e... Impurities CS-O-38618 Not Available Enquire
(1S,4R)-1-Methyl-4-(1-methylethenyl)-2-cyclohexen-1-ol Impurities CS-T-34272 22972-51-6 In Stock
6-hydroxycannabidiol Impurities CS-B-00263 63958-73-6 Enquire
7-carboxy cannabidiol Impurities CS-BX-00748 1101886-13-8 Enquire
Cannabidiol C4 Impurities CS-O-44973 60113-11-3 Enquire
Cannabidiol Dimer Impurity Impurities CS-O-59067 2602503-14-8 Enquire
Cannabidiol hydroxyquinone Impurities CS-O-40796 137252-25-6 Enquire
Cannabidiol Impurity 13 Impurities CS-O-59076 82769-01-5 Enquire
Cannabidiol Impurity 17 Impurities CS-O-59068 22972-72-1 Enquire
Cannabidiol Impurity 18 Impurities CS-O-59070 3035459-00-5 Enquire
Cannabidiol Impurity 19 Impurities CS-O-59071 Not Available Enquire
Cannabidiol Impurity 6 Impurities CS-EO-02859 66052-28-6 Enquire
Cannabidiolic Acid methyl ester Impurities CS-K-00307 55658-71-4 Enquire
Cannabielsoin II Impurities CS-O-46421 Not Available Enquire
Ethyl 2-hexyl-4,6-dihydroxybenzoate Impurities CS-O-59073 34993-70-9 Enquire
methyl (6aR,10aR)-1-hydroxy-6,6,9-trimethyl-3-pentyl-6a,7,8,... Impurities CS-O-38617 16850-65-0 Enquire


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
5’’-Hydroxycannabidiol Intermediates CS-T-79101 53413-28-8 Enquire
Abnormal Cannabidiol Intermediates CS-T-64052 22972-55-0 Enquire
Ethyl Olivetolate Intermediates CS-O-16516 38862-65-6 Enquire


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Cannabidiolic acid Fine Chemicals CS-ZG-98601 1244-58-2 Enquire