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5-chloro-2-methyl-1,3-benzoxazole

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Origin: China

Cas No: 19219-99-9

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 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.: 19219-99-9 Formula: C8H6ClNO Molecular Weight: 167.59200

Basic Info

Chemical Name	5-chloro-2-methyl-1,3-benzoxazole
Synonyms	5-Chloro-2-Methylbenzoxazole; 5-chloro-2-methyl-benzooxazole; EINECS 242-888-4; BENZOXAZOLE,5-CHLORO-2-METHYL; 5-Chloro-2-methylbenzo[d]oxazole; 2-Methyl-5-chlorobenzoxazole; 5-Chlor-2-methyl-benzoxazol;
CAS No.	19219-99-9
Molecular Formula	C8H6ClNO
Molecular Weight	167.59200
PSA	26.03000
LogP	2.78960

Properties

Appearance & Physical State	Colorless oil liquid to white crystals
Density	1.311 g/cm3
Boiling Point	218-220ºC
Melting Point	54-57ºC
Flash Point	99.9ºC
Refractive Index	1.608
Stability	Stable at room temperature in closed containers under normal storage and handling conditions.
Storage Condition	Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Store protected from light.
Vapor Pressure	0.0552mmHg at 25°C

Safety Info

RTECS	DM4790000
Hazard Class	8
Safety Statements	S26-S36/39
HS Code	29349990
WGK Germany	3
Packing Group	III
RIDADR	UN 1759
Risk Statements	R36/37/38
Hazard Codes	Xi

Synthesis Route

Triethyl Orthoacetate+2-Amino-4-chlorophenol→5-chloro-2-methyl-1,3-benzoxazole
4-chloro-6-[1-(hydroxyamino)ethylidene]cyclohexa-2,4-dien-1-one→5-chloro-2-methyl-1,3-benzoxazole
N-(5-chloro-2-hydroxyphenyl)acetamide→5-chloro-2-methyl-1,3-benzoxazole

Precursor

Triethyl Orthoacetate
4-chloro-6-[1-(hydroxyamino)ethylidene]cyclohexa-2,4-dien-1-one
N-(5-chloro-2-hydroxyphenyl)acetamide
2-Amino-4-chlorophenol

Downstream Product

5-(sec-butoxy)-2-methylbenzoxazole
2-Methyl-5-phenylbenzoxazole
5-Amino-2-methyl-1,3-benzoxazole
bis(2-methylbenzo[d]oxazol-5-yl)amine

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