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N-Butylmaleimide

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Origin: China

Cas No: 2973-09-3

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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CAS No.: 2973-09-3 Formula: C8H11NO2 Molecular Weight: 153.17800

Basic Info

Chemical Name	N-Butylmaleimide
Synonyms	1-butyl-3-pyrroline-2,5-quinone; butylmaleimide; 1-Butyl-1H-pyrrole-2,5-dione; N-butylmaleic imide; 1-Butyl-pyrrole-2,5-dione; N-Butylmaleinimide; N-n-Butylmaleimide; 1-Butyl-3-pyrroline-2,5-dione;
CAS No.	2973-09-3
Molecular Formula	C8H11NO2
Molecular Weight	153.17800
PSA	37.38000
LogP	0.64940

Properties

Density	1.12g/cm3
Boiling Point	243.5ºC at 760mmHg
Flash Point	97.2ºC
Refractive Index	1.504
Vapor Pressure	0.0319mmHg at 25°C

Safety Info

HS Code	2925190090

Synthesis Route

3-butyl-6,7-bis(2-hydroxyphenyl)-3-azabicyclo[3.2.0]heptane-2,4-dione→N-Butylmaleimide+dihydroxy-stilbene
N-n-butylmaleamic acid→N-Butylmaleimide
maleic anhydride→N-Butylmaleimide

Precursor

Sulfuric acid

butan-1-amine
maleic anhydride

Downstream Product

1-butylpyrrolidine-2,5-dione
3,4-dibromo-1-butylpyrrole-2,5-dione

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