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2-Methylbenzothiazole

HCID 8446
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Basic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
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Basic information

CAS
120-75-2
Standard SMILES
Cc1nc2ccccc2s1
InChIKey
DXYYSGDWQCSKKO-UHFFFAOYSA-N
Molecular formula
C8H7NS
Average molar mass
149.21 g/mol
Monoisotopic mass
149.0299204

Overview

2-methylbenzothiazole has been reported in Camellia sinensis and Micrococcus with data available.

Names & identifiers

Preferred name
2-Methylbenzothiazole
IUPAC
2-methyl-1,3-benzothiazole
English name
2-Methylbenzothiazole
Molecular formula
C8H7NS
Molecular weight
149.21

Names & synonyms

2-Methylbenzothiazole120-75-2Benzothiazole, 2-methyl-2-METHYBENZOTHIAZOLE2-methyl-benzothiazoleUSAF EK-18532-Methyl benzothiazoleUNII-7LX1XE6H8WDTXSID8049208BRN 0112427NSC 3825EINECS 204-423-3
Show more names
2-methylbenzo[d]thiazoleMETHYLBENZOTHIAZOLE2-Methyl-1,3-benzothiazoleusafek-18532-Methylbenzothiazo2-methylbenzothiazol2-methyl-benzothiazol3-Methyl-benzothiazole
7LX1XE6H8WCCRIS 8096NSC-38254-27-00-01080 (Beilstein Handbook Reference)DTXCID4029064RefChem:88264204-423-3DXYYSGDWQCSKKO-UHFFFAOYSA-N

Database identifiers

CAS
120-75-2
PubChem CID
8446
DTXSID
DTXSID8049208
ChEMBL
CHEMBL2393325
UNII
7LX1XE6H8W
EC Number
204-423-3
Nikkaji
J37.318D

Properties

Computed structural properties

XLogP
3
Topological polar surface area
41.1 Ų
Hydrogen bond donors
0
Hydrogen bond acceptors
2
Rotatable bonds
0
Heavy atoms
10
Formal charge
0
Complexity
126

Experimental & physicochemical properties

SpringerMaterials Properties15N nuclear magnetic resonance spectrum
Boiling Point238.00 °C. @ 760.00 mm Hg
Melting Point14 °C
Physical DescriptionLiquid

Physicochemical properties

Melting point
11 · 11-14 °C (lit.)
Boiling point
238 °C · 238 °C (lit.)
Density
1.173 g/mL · 1.173 g/mL at 25 °C (lit.)
refractive index
20 · n20/D 1.617(lit.)
Flash point
216 °F · 216 °F
storage temp.
Inert atmosphere,Room Temperature
solubility
DMSO (Sparingly), Methanol (Slightly)
form
Liquid
pka
1.65 · 1.65±0.10(Predicted)

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

GHS classification

GHS Classification · 3 items

This chemical does not meet GHS hazard criteria for 95% (38 of 40) of all reports.

Not Classified

Aggregated GHS information provided per 40 reports by companies from 3 notifications to the ECHA C&L Inventory.

Hazard information

Regulatory Information · 3 items

Chemical: Benzothiazole, 2-methyl-

Commission Regulation (EC) No 1565/2000 (Repealed by Com. Implementing Reg. (EU) No 872/2012)

Benzothiazole, 2-methyl-: Does not have an individual approval but may be used under an appropriate group standard

Hazard Classes and CategoriesNot Classified

Safety data

PPE
Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)
wgk
3
tsca
TSCA listed
rtecs
DL5600000
hs_code
29342080
risk_code
36/37/38-20/21/22
Signal word
Warning
Symbol(GHS)
GHS07
hazard_code
Xn
safety_code
23-24/25
Storage Class
10 - Combustible liquids
Hazard statements
H302-H315-H319-H335
Precautionary statements
P261-P305+P351+P338

Chemistry & industry

Pharmacology

Cellular LocationsMembrane

Uses & manufacturing

General Manufacturing InformationBenzothiazole, 2-methyl-: ACTIVE

Applications

Uses2-Methylbenzothiazole is a useful reagent for efficient development of new fluorescent probes for RNA G quadruplex imaging.

General Description2-Methylbenzothiazole can be synthesized by the Cu-catalyzed, base-free C-S coupling using conventional and microwave heating methods.

Upstream & downstream products

Upstream raw materials

Potassium ferricyanideThioacetanilide

Downstream products

2,2'-MethylenebisbenzothiazoleBenzothiazole-2-carboxylic acid5-Bromo-2-methylbenzothiazole2-(4-Fluorostyryl)-1,3-benzothiazoleBenzenamine, N-[(3-methyl-2(3H)-benzothiazolylidene)ethylidene]- (9CI)4-[2-(2-benzothiazol-2-yl)vinyl]-N,N-dimethylaniline

Related reactions

68 records
New reaction record
HRID 16929 reaction equation
HRID 16929As reactantuspto-grants-2010_06
HRID 57290 reaction equation
HRID 57290As reactantuspto-grants-2016_09
HRID 89246 reaction equation
HRID 89246As reactantTraining data from https://doi.org/10.1039/C8SC04228D (2/10)
HRID 236233 reaction equation
HRID 236233As reactantuspto-grants-1987_02
HRID 275251 reaction equation
HRID 275251As reactantuspto-grants-1995_02
HRID 280682 reaction equation
HRID 280682As reactantuspto-grants-1986_05
HRID 280684 reaction equation
HRID 280684As reactantuspto-grants-1986_05
HRID 324917 reaction equation
HRID 324917As reactantuspto-grants-2001_04
Page 1 of 9

Compound notes

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On this pageBasic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
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color
slightly yellow
Water Solubility
Not miscible or difficult to mix with water.
BRN
112427 · 112427
Cosmetics Ingredients Functions
SOLVENTNAIL SCULPTING
InChI
1S/C8H7NS/c1-6-9-7-4-2-3-5-8(7)10-6/h2-5H,1H3
InChIKey
DXYYSGDWQCSKKO-UHFFFAOYSA-N
SMILES
Cc1nc2ccccc2s1
LogP
2.224 · 2.224 (est)
CAS DataBase Reference
120 · 120-75-2(CAS DataBase Reference)
FDA UNII
7 LX1XE6H8W · 7LX1XE6H8W
NIST Chemistry Reference
2 · Benzothiazole, 2-methyl-(120-75-2)
EPA Substance Registry System
2 · 2-Methybenzothiazole (120-75-2)
UNSPSC Code
12352100 · 12352100
NACRES
22 · NA.22
Symbol(GHS)
7 · GHS07
Signal word
Warning
Hazard statements
302 · H302-H315-H319-H335
Precautionary statements
261 · P261-P305+P351+P338
PPE
Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)
Hazard Codes
Xn
Risk Statements
36 · 36/37/38-20/21/22
Safety Statements
23 · 23-24/25
WGK Germany
3 · 3
RTECS
5600000 · DL5600000
TSCA
TSCA listed
HS Code
29342080 · 29342080
Storage Class
10 · 10 - Combustible liquids
2-Methyl-3-sulfopropyl benzothiazolium inner salt
2-(1,3-benzothiazol-2-yl)-1-pyridin-3-ylethanone