Thiamine hydrochloride

Also known as: Aneurine hydrochloride, Vitamin B1 hydrochloride, Thiamine chloride hydrochloride, Thiamine HCl, Thiaminium dichloride, 3-[(4-Amino-2-methyl-5-pyrimidinyl)methyl]-5-(2-hydroxyethyl)-4-methyl-1,3-thiazol-3-ium chloride hydrochloride

Thiamine hydrochloride (CAS 70-16-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H17N4OS+ and a molecular weight of 265.354 g/mol. Key property: a melting point of 250ºC (dec.)(lit.). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 70-16-6
Jingsj CID: J-1316427-7
Molecular Formula: C₁₂H₁₇N₄OS
Molecular Weight: 265.354 g/mol
Category: Organic Acids
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point	250ºC (dec.)(lit.)
Exact Mass	265.111755
PSA	104.15000
LogP	1.18890

Customs & Trade Information

HS Code	2936220000

Frequently Asked Questions

What is the CAS number of Thiamine hydrochloride?

The CAS number of Thiamine hydrochloride is 70-16-6.

What are the molecular formula and molecular weight of Thiamine hydrochloride?

Thiamine hydrochloride has molecular formula C12H17N4OS+ and molecular weight 265.354 g/mol.

What are the upstream and downstream products of Thiamine hydrochloride?

For Thiamine hydrochloride, Upstream Products: 2-(4-Methyl-1,3-thiazol-5-yl)ethanol, 5-(bromomethyl)-2-methylpyrimidin-4-amine, Thiothiamine; Downstream Products: Acetoin, 2-(4-Methyl-1,3-thiazol-5-yl)ethanol, (4-Amino-2-methyl-5-pyrimidinyl)methanol.

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. "Thiamine hydrochloride (CAS 70-16-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1316427-7 (accessed 2026-11-09).

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