Skip to Content
Merck
All Photos(1)

Key Documents

65875

Sigma-Aldrich

3-Methyl-2-benzothiazolinone hydrazone hydrochloride monohydrate

≥99.0% (HPLC)

Synonym(s):

2-Hydrazono-3-methylbenzothiazoline hydrochloride

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C8H9N3S · HCl · H2O
CAS Number:
Molecular Weight:
233.72
Beilstein:
4722243
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

≥99.0% (HPLC)

form

solid

mp

270-274 °C (dec.)

SMILES string

O.Cl.CN1\C(Sc2ccccc12)=N\N

InChI

1S/C8H9N3S.ClH.H2O/c1-11-6-4-2-3-5-7(6)12-8(11)10-9;;/h2-5H,9H2,1H3;1H;1H2/b10-8-;;

InChI key

IYXXQOGEFHAQGU-GPWRMYTLSA-N

Looking for similar products? Visit Product Comparison Guide

General description

may contain free HCl

Application

3-Methyl-2-benzothiazolinone hydrazine (MBTH) can be used as a reagent for the spectrophotometric determination of traces of selenium, tellurium, and cyanide in environmental samples.

Other Notes

Reagent for the spectrophotometric determination of aliphatic aldehydes; Reagent for the determination of hexosamines in glycosaminoglycans; Incorporated into a new peroxidase color reaction, Reagent for the spectrophotometric determination of traces of selenium (IV) in environmental samples.

Pictograms

Skull and crossbones

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 3 Oral

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

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

Visit the Document Library

Customers Also Viewed

D J Capaldi et al.
Analytical biochemistry, 129(2), 329-336 (1983-03-01)
Hydrogen peroxide in the presence of horseradish peroxidase effects the oxidative coupling of 3-methyl-2-benzothiazolinone hydrazone with its formaldehyde azine to form a tetraazapentamethine dye. The blue chromophore, when formed at pH 3.5 and quenched with acetone or 1 N hydrochloric
Rapid Determination of Tellurium in Organic Compounds by Microwave Plasma-Atomic Emission Spectrometry
Lastovka AV, et al.
Orient. J. Chem., 33(6), 2796-2802 (2017)
Quantitation of glycosaminoglycan hexosamine using 3-methyl-2-benzothiazolone hydrazone hydrochloride.
R L Smith et al.
Analytical biochemistry, 98(2), 478-480 (1979-10-01)
Determination of cyanide by an indirect spectrophotometric method using formaldehyde and 3-methyl-2-benzothiazolinone hydrazone
Geetha K and Balasubramanian N
Analytical Letters, 34(14), 2507-2519 (2001)
Xinming Nie et al.
Food chemistry, 340, 127930-127930 (2020-09-02)
It has been remained a challenge to detect trace formaldehyde in complex samples, such as rice flour and duck blood products. In this study, a purge-trap device was designed and used for volatile target detection, which avoided interference adsorptions on

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