(R)-Pantetheine

Also known as: Pantetheine, D-Pantetheine, D-(+)-Pantetheine, LBF, Lactobacillus bulgaricus factor, N-(Pantothenyl)-β-aminoethanethiol, (R)-2,4-dihydroxy-N-[3-[(2-mercaptoethyl)amino]-3-oxopropyl]-3,3-dimethylbutyramide, (R)-2,4-Dihydroxy-N-[2-[(2-mercaptoethyl)carbamoyl]ethyl]-3,3-dimethylbutyramide, (2R)-2,4-Dihydroxy-N-[2-[(2-mercaptoethyl)carbamoyl]ethyl]-3,3-dimethylbutyramide, (2R)-2,4-Dihydroxy-N-[3-[(2-mercaptoethyl)amino]-3-oxopropyl]-3,3-dimethylbutanamide, 2,4-dihydroxy-3,3-dimethyl-N-[2-(2-sulfanylethylcarbamoyl)ethyl]butanamide

(R)-Pantetheine (CAS 496-65-1) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C11H22N2O4S and a molecular weight of 278.36800 g/mol. Key properties include a boiling point of 635ºC at 760mmHg, a density of 1.202g/cm3 and a flash point of 337.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 496-65-1
Jingsj CID: J-1975812-3
Molecular Formula: C₁₁H₂₂N₂O₄S
Molecular Weight: 278.36800 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	635ºC at 760mmHg
Density	1.202g/cm3
Flash Point	337.8ºC
Exact Mass	278.13000
PSA	137.46000
Vapor Pressure	8.53E-19mmHg at 25°C
Refractive Index	1.526

Activity & Biological Data

Additional Information	[1]. Rothmann M, et al. Metabolic perturbation of an essential pathway: evaluation of a glycine precursor of coenzyme A. J Am Chem Soc. 2013 Apr 24;135(16):5962-5.

Frequently Asked Questions

What is the CAS number of (R)-Pantetheine?

The CAS number of (R)-Pantetheine is 496-65-1.

What are the molecular formula and molecular weight of (R)-Pantetheine?

(R)-Pantetheine has molecular formula C11H22N2O4S and molecular weight 278.36800 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "(R)-Pantetheine (CAS 496-65-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1975812-3 (accessed 2026-11-07).

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