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2-methylbenzo[g][1,3]benzothiazole

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Origin: China

Cas No: 20686-62-8

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Product Description

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CAS No.: 20686-62-8 Formula: C12H9NS Molecular Weight: 199.27200

Basic Info

Chemical Name	2-methylbenzo[g][1,3]benzothiazole
Synonyms	F9995-0086; Naphtho(2,1-d)thiazole,2-methyl; 2-Methyl-naphtho[2,1-d]thiazol; 2-methylbenzo[g]benzothiazole; 2-Methyl-naphtho[2,1-d]thiazole;
CAS No.	20686-62-8
Molecular Formula	C12H9NS
Molecular Weight	199.27200
PSA	41.13000
LogP	3.75790

Properties

Appearance & Physical State	Brown crystalline powder
Density	1.272 g/cm3
Boiling Point	352.7ºC at 760 mmHg
Melting Point	56-60ºC(lit.)
Flash Point	174ºC
Refractive Index	1.741
Vapor Pressure	7.65E-05mmHg at 25°C

Safety Info

Safety Statements	S26; S36
HS Code	2934999090
Risk Statements	R22
Hazard Codes	Xn

Synthesis Route

thioacetic acid 2-naphthylamide→2-methylbenzo[g][1,3]benzothiazole
N-naphthalen-2-ylacetamide→2-methylbenzo[g][1,3]benzothiazole
acetyl chloride+Benzene→2-methylbenzo[g][1,3]benzothiazole

Precursor

thioacetic acid 2-naphthylamide
Benzene
acetyl chloride
N-naphthalen-2-ylacetamide

Downstream Product

3-ethyl-2-methylbenzo[g][1,3]benzothiazol-3-ium,4-methylbenzenesulfonate
3-ethyl-2-methylbenzo[g][1,3]benzothiazol-3-ium,iodide

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