Skip to Content
Merck

1656002

USP

Thiamine hydrochloride

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

Aneurine hydrochloride, Vitamin B1 hydrochloride

Sign In to View Organizational & Contract Pricing.

Select a Size

All Photos(1)

About This Item

Empirical Formula (Hill Notation):
C12H17ClN4OS · HCl
CAS Number:
67-03-8
Molecular Weight:
337.27
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
329751269
MDL number:
MFCD00012780
Beilstein/REAXYS Number:
3851771

Product Name

Thiamine hydrochloride, United States Pharmacopeia (USP) Reference Standard

InChI

1S/C12H17N4OS.2ClH/c1-8-11(3-4-17)18-7-16(8)6-10-5-14-9(2)15-12(10)13;;/h5,7,17H,3-4,6H2,1-2H3,(H2,13,14,15);2*1H/q+1;;/p-1

InChI key

DPJRMOMPQZCRJU-UHFFFAOYSA-M

SMILES string

CC1=NC(N)=C(C[N+]2=CSC(CCO)=C2C)C=N1.Cl.[Cl-]

grade

pharmaceutical primary standard

API family

thiamine

manufacturer/tradename

USP

mp

250 °C (dec.) (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

Looking for similar products? Visit Product Comparison Guide

Related Categories

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Application

Thiamine hydrochloride USP reference standard for use in specified quality tests and assays.

Also used to prepare standard, standard stock solution for assay, and performance test according to given below monographs of United States Pharmacopeia (USP):
  • Thiamine Hydrochloride
  • Thiamine Mononitrate Oral Solution
  • Thiamine Hydrochloride Tablets

General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia. For further information and support please go to the website of the issuing Pharmacopoeia.

Other Notes

Sales restrictions may apply.

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H319

Hazard Classifications

Eye Irrit. 2

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

It looks like we've run into a problem, but you can still download Certificates of Analysis from our Documents section.

If you need assistance, please contact Customer Support

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Thiamine Mononitrate Oral Solution
United States Pharmacopeia, 28(2), 4341-4341 (2013)
Thiamine Hydrochloride Tablets
United States Pharmacopeia, 41(6), 4339-4339 (2017)
Thiamine Hydrochloride
United States Pharmacopeia, 49(2), 661-661 (2020)
Ashish K Singh et al.
Alcoholism, clinical and experimental research, 38(7), 2127-2137 (2014-06-17)
Chronic ethanol (EtOH) consumption is associated with oxidative tissue damage, decrease in antioxidant enzyme activities, and increase in hepatic and plasma lipids. This study investigates the effect of modified probiotic Escherichia coli Nissle 1917 (EcN) secreting pyrroloquinoline quinone (PQQ) against
Katherine R Heal et al.
Rapid communications in mass spectrometry : RCM, 28(22), 2398-2404 (2014-10-11)
Vitamin B(12) is an essential nutrient for more than half of surveyed marine algae species, but methods for directly measuring this important cofactor in seawater are limited. Current mass spectrometry methods do not quantify all forms of B(12), potentially missing
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service