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D-Biotin

Also known as: Biotin, Vitamin H, Vitamin B7, Coenzyme R, (+)-Biotin, cis-Hexahydro-2-oxo-1H-thieno[3,4-d]imidazole-4-valeric acid, 5-((3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanoic acid, D-(+)-Biotin

D-Biotin (CAS 58-85-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C10H16N2O3S and a molecular weight of 244.311 g/mol. Key properties include a melting point of 231-233 °C(lit.), a boiling point of 492.3±55.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 251.5±31.5 °C. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.

CAS No.
58-85-5
Jingsj CID
J-8750-3
Molecular Formula
C10H16N2O3S
Molecular Weight
244.311 g/mol
Category
Organic Compounds
Last updated
8/21/2026
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Physicochemical Properties

Melting Point231-233 °C(lit.)
Boiling Point492.3±55.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point251.5±31.5 °C
Exact Mass244.088165
PSA103.73000
LogP0.03
Vapor Pressure0.0±2.8 mmHg at 25°C
Refractive Index1.717

Activity & Biological Data

Additional Information[1]. Zempleni, J. and D.M. Mock, Biotin biochemistry and human requirements. J Nutr Biochem, 1999. 10(3): p. 128-38. [2]. Mock, D.M., Biotin status: which are valid indicators and how do we know? J Nutr, 1999. 129(2S Suppl): p. 498S-503S.

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of D-Biotin?

The CAS number of D-Biotin is 58-85-5.

What are the molecular formula and molecular weight of D-Biotin?

D-Biotin has molecular formula C10H16N2O3S and molecular weight 244.311 g/mol.

Which suppliers offer D-Biotin?

1 supplier(s) listed; request a quote for pricing.

What are the upstream and downstream products of D-Biotin?

For D-Biotin, Downstream Products: (+)-Biotin 4-nitrophenyl ester, Biocytin, D-Biotin N-hydroxysuccinimide ester.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "D-Biotin (CAS 58-85-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8750-3 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.