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3-Chloro-3-methyl-1-butyne

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Origin: China

Cas No: 1111-97-3

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.: 1111-97-3 Formula: C5H7Cl Molecular Weight: 102.56200

Description

3-Chloro-3-methyl-1-butyne is a propargyl chloride used to alkylate methanol, ethanol, ammonia and amines to the corresponding propargylic ether and amines.

Basic Info

Chemical Name	3-Chloro-3-methyl-1-butyne
Synonyms	1-Butyne, 3-chloro-3-methyl-; 3-chloro-3-methylbut-1-yne;
CAS No.	1111-97-3
Molecular Formula	C5H7Cl
Molecular Weight	102.56200
PSA	0.00000
LogP	1.63700

Properties

Appearance & Physical State	Clear colorless to straw colored liquid
Density	0.913 g/mL at 25ºC(lit.)
Boiling Point	73ºC
Melting Point	-61ºC(lit.)
Flash Point	40 °F
Refractive Index	n20/D 1.418(lit.)
Storage Condition	Refrigerator (+4ºC)
Vapor Pressure	104mmHg at 25°C

Safety Info

Hazard Class	3
Safety Statements	16-26-36
HS Code	2903299090
Packing Group	II
WGK Germany	3
RIDADR	UN 1993 3
Risk Statements	R11
Hazard Codes	F; Xn; Xi

Synthesis Route

2-Methyl-1-buten-3-yne→3-Chloro-3-methyl-1-butyne+2,3-Dichloro-3-methyl-1-butene
2-Methyl-3-butyn-2-ol→3-Chloro-3-methyl-1-butyne
2-Methyl-3-butyn-2-ol→3-Chloro-3-methyl-1-butyne+1-Chlor-3-methyl-1,2-butadiene

Precursor

3-hydroperoxy-3-methylbut-1-yne
1-chloro-3,3-dimethylcyclopropene
2-Methyl-3-butyn-2-ol
2-Methyl-1-buten-3-yne

Downstream Product

2,2-dimethyl-6H-pyrano[3,2-c]quinolin-5-one
4-chloro-N-(2-methylbut-3-yn-2-yl)aniline
3,3-dimethyl-2-methylidene-5H-furo[3,2-c]quinolin-4-one
2-[6-(2-methylbut-3-en-2-yl)-7-oxo-2,3-dihydrofuro[3,2-g]chromen-2-yl]propan-2-yl acetate

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