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2-methylbut-3-yn-2-amine

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Origin: China

Cas No: 2978-58-7

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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CAS No.: 2978-58-7 Formula: C5H9N Molecular Weight: 83.13170

Basic Info

Chemical Name	2-methylbut-3-yn-2-amine
Synonyms	3-amini-3-methyl-1-butyne; 2-methyl-3-butyn-2-ylamine; 1,1-Dimethylpropynylamine; 3-Butyn-2-amine,2-methyl; 1,1-Dimethyl-2-propyn-1-ylamine; 2-Methyl-3-butyn-2-amine; 1,1-Dimethylprop-2-ynylamine; 3-Amino-3-methyl-1-butyne; 1,1-Dimethylprop-3-ynylamine; 1,1-dimethyl-2-propyn-1-amine; 1,1-dimethylpropargyl amine; 1-amino-1,1-dimethyl-2-propyne; 1,1-Dimethylpropargylamine; 1,1-dimethyl-2-propynylamine; 3-Butyn-2-amine, 2-methyl-; 3-amino-3-methyl-but-1-yne;
CAS No.	2978-58-7
Molecular Formula	C5H9N
Molecular Weight	83.13170
PSA	26.02000
LogP	1.05720

Properties

Appearance & Physical State	Colorless to Yellow Liquid
Density	0.79
Boiling Point	79-80ºC
Flash Point	2ºC
Refractive Index	1.422-1.425
Stability	Stable under normal temperatures and pressures.
Storage Condition	Flammables area
Vapor Pressure	88.8mmHg at 25°C

Safety Info

RTECS	ER9543533
Hazard Class	3.1
Safety Statements	S16-S26-S36/37/39-S45
HS Code	2921199090
Packing Group	II
RIDADR	UN 2733
Risk Statements	R11; R22; R34
Hazard Codes	C
Signal Word	Danger
Caution Statement	P210; P261; P280; P305 + P351 + P338; P310
Symbol	GHS02, GHS05, GHS07, GHS08
Hazard Declaration	H225; H302; H314; H334

Synthesis Route

3-Chloro-3-methyl-1-butyne→2-methylbut-3-yn-2-amine
1-bromo-3-methylbuta-1,2-diene→2-methylbut-3-yn-2-amine
tert-butyl N-(2-methylbut-3-yn-2-yl)carbamate→2-methylbut-3-yn-2-amine

Precursor

2-Methyl-3-butyn-2-ol
3-Chloro-3-methyl-1-butyne
tert-butyl N-(2-methylbut-3-yn-2-yl)carbamate
1-bromo-3-methylbuta-1,2-diene

Downstream Product

2-methyl-N-(2-methylbut-3-yn-2-yl)butan-2-amine
N-ACETYL-2-METHYL-BUTYNYLAMINE
4-chloro-N-(2-methylbut-3-yn-2-yl)benzamide
2-methylbut-3-en-2-amine

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