1-(tert-Butyl)-1H-pyrrole-2,5-dione

Modify Date: 2025-08-25 07:01:57

1-(tert-Butyl)-1H-pyrrole-2,5-dione Structure
1-(tert-Butyl)-1H-pyrrole-2,5-dione structure
Common Name 1-(tert-Butyl)-1H-pyrrole-2,5-dione
CAS Number 4144-22-3 Molecular Weight 153.178
Density 1.2±0.1 g/cm3 Boiling Point 226.2±9.0 °C at 760 mmHg
Molecular Formula C8H11NO2 Melting Point N/A
MSDS Chinese USA Flash Point 80.0±0.0 °C
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name n-tert-butylmaleimide
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.2±0.1 g/cm3
Boiling Point 226.2±9.0 °C at 760 mmHg
Molecular Formula C8H11NO2
Molecular Weight 153.178
Flash Point 80.0±0.0 °C
Exact Mass 153.078979
PSA 37.38000
LogP 1.38
Vapour Pressure 0.1±0.4 mmHg at 25°C
Index of Refraction 1.518

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment Eyeshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes Xi:Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S36
RIDADR NONH for all modes of transport
HS Code 2925190090

 Synthetic Route

~71%

1-(tert-Butyl)-1H-pyrrole-2,5-dione Structure

1-(tert-Butyl)-...

CAS#:4144-22-3

Literature: Wang, Z. Y. Synthetic Communications, 1990 , vol. 20, # 11 p. 1607 - 1610

~%

1-(tert-Butyl)-1H-pyrrole-2,5-dione Structure

1-(tert-Butyl)-...

CAS#:4144-22-3

Literature: Salewska, Natalia; Boros-Majewska, Joanna; Lcka, Izabela; Chylinska, Katarzyna; Sabisz, Michal; Milewski, Slawomir; Milewska, Maria J. Journal of Enzyme Inhibition and Medicinal Chemistry, 2012 , vol. 27, # 1 p. 117 - 124

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1-(tert-Butyl)-1H-pyrrole-2,5-dione Structure

1-(tert-Butyl)-...

CAS#:4144-22-3

Literature: Mloston; Janicka; Woznicka; Linden; Heimgartner Polish Journal of Chemistry, 2003 , vol. 77, # 12 p. 1805 - 1817

 Customs

HS Code 2925190090
Summary 2925190090 other imides and their derivatives; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

 Synonyms

N-tert-ButylMaleiMide
1-tert-butylpyrrole-2,5-dione
1-(2-Methyl-2-propanyl)-1H-pyrrole-2,5-dione
1H-Pyrrole-2,5-dione, 1-(1,1-dimethylethyl)-
1-tert-Butyl-1H-pyrrole-2,5-dione
1-(tert-Butyl)-1H-pyrrole-2,5-dione
MFCD00191885
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