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

Biotin Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-O-(4,4'-Dimethoxytrityl)-3-O-(N-biotinyl-3-aminopropyl)gly... Stable Isotopes CS-T-96416 131622-83-8(Unlabelled) Enquire
5-[2-Biotinylamidoethyl]-dithiopropionamido]-3,7-diaza-4,6-d... Stable Isotopes CS-T-96422 Not Available Enquire
6-[2-Biotinylamidoethyl]-dithiopropionamido]-4,8-diaza-5,7-d... Stable Isotopes CS-T-96421 Not Available Enquire
6-[2-Biotinylamidoethyl]-dithiopropionamido]-5,9-diaza-6,8-d... Stable Isotopes CS-T-96420 Not Available Enquire
6-N-Biotinylaminohexyl Isopropyl-d7 Phosphorofluoridate, Hem... Stable Isotopes CS-T-96419 1246812-28-1 Enquire
Biotin-2′,2′,3′,3′-d4 Stable Isotopes CS-BX-00918 1799489-82-9 Enquire
Biotin-d2 Stable Isotopes CS-O-11977 1217481-41-8 In Stock
Biotinyl Cystamine-d4 Stable Isotopes CS-T-96417 1322625-65-9 Enquire
D-Biotin-d2 (pentanoic-2,2-d2) Stable Isotopes CS-C-01433 58-85-5 (Unlabelled) Enquire
erythro-ω-Amino Sphingosine Biotinamide-d4 Stable Isotopes CS-T-96423 Not Available Enquire
N’-(13-Iodoacetamido-4,7,10-trioxatridecanyl-2,2’,3,3’,11,11... Stable Isotopes CS-T-96415 Not Available Enquire
N-Biotinyl-3-aminopropyl Solketal-d5 Stable Isotopes CS-T-96418 Not Available Enquire
Sulfo-NHS-LC-Biotin-D10 Stable Isotopes CS-T-104065 191671-46-2(unlablled) Enquire
VITAMIN B7 (BIOTIN) (3',3',4',4'-D4) Stable Isotopes CS-TA-30496 1217850-77-5 Enquire


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Biotin HPDP API CS-T-49126 129179-83-5 Enquire
Sulfo-NHS-Biotin API CS-T-61534 119616-38-5 Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(-)-Biotin Sulfoxide Impurity CS-T-49115 3376-83-8 Enquire
(+)-Biotin (+)-Sulfoxide Impurity CS-T-49116 10406-89-0 Enquire
3-[2-N-(Biotinyl)aminoethyldithio]propanoic Acid Impurity CS-T-06562 104582-29-8 Enquire
9-Methyl Biotin Impurity CS-T-58005 415725-35-8 Enquire
Biotin Diacid Impurity CS-T-06538 57671-79-1 Enquire
Biotin EP Impurity C (Diamino Biotin) Impurity CS-T-52409 22342-46-7 Enquire
Biotin EP Impurity C Dihydrochloride Impurity CS-O-59506 22342-46-7 (Freebase) In Stock
Biotin EP Impurity E (Mixture of Isomers) Impurity CS-P-07294 76335-62-1 and 57229-92-2 Enquire
Biotin Impurity 1 Impurity CS-P-07292 26339-40-2 Enquire
Biotin Impurity 3 Impurity CS-T-47790 111790-37-5 Enquire
Biotin Impurity 4 Impurity CS-P-02236 111822-45-8 Enquire
Biotin Impurity C DiHydrochloride Impurity CS-P-07293 412308-26-0 (free base) Enquire
Biotinamidocaproate Tobramycin Amide Impurity CS-T-49118 419573-19-6 Enquire
Biotin-Vitamin B7 Impurity CS-O-08437 58-85-5 In Stock
Biotinyl Tobramycin Amide Impurity CS-T-49154 419573-18-5 Enquire
cis-(-)-1,3-Dibenzylhexahydro-2-oxo-1H-thieno[3,4-d]imidazol... Impurity CS-T-89029 33607-60-2 Enquire
D-Biotin Dimer Acid Impurity CS-T-49124 1163708-46-0 In Stock
Epibiotin Impurity CS-O-33617 4375-00-2 Enquire
N-Biotinyl-12-aminododecanoyltobramycin Amide Impurity CS-T-49130 419573-20-9 Enquire
Succinimidyl-6-[6-(biotinamido)caproyl]caproylate Impurity CS-T-61478 89889-52-1 Enquire
Sulfosuccinimidyl 3-[[2-(Biotinamido)ethyl] dithio]propionat... Impurity CS-T-61540 325143-98-4 Enquire


Intermediate

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Norbiotin Intermediate CS-O-49613 669-72-7 Enquire


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
DL-Biotin Fine Chemicals CS-O-33616 22377-59-9 Enquire


Nitrosamine

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Nitrosobiotin Nitrosamine CS-ED-01850 56859-26-8 In Stock


Peptide

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
BIOTINYL-EPSILONAHX-CYS-LYS-SER-HYP-GLY-SER-SER-CYS-SER-HYP-... Peptide CS-O-55472 151928-23-3 Enquire
Biotinyl-GHK tripeptide Peptide CS-O-45006 299157-54-3 In Stock


Carbohydrates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
GM1aCer d18:1/18:0-Biotin (Galb1,3GalNAcb1,4(Neu5Aca2,3)Galb... Carbohydrates CS-O-50898 2770684-25-6 Enquire