3,4-dimethylpyrrole-2,5-dione

Modify Date: 2025-08-25 13:02:37

3,4-dimethylpyrrole-2,5-dione Structure
3,4-dimethylpyrrole-2,5-dione structure
 Common Name 3,4-dimethylpyrrole-2,5-dione
CAS Number 17825-86-4 Molecular Weight 125.12500
Density 1.169g/cm3 Boiling Point 240.3ºC at 760mmHg
Molecular Formula C6H7NO2 Melting Point N/A
MSDS N/A Flash Point 118.9ºC

 Names

Name 3,4-dimethylpyrrole-2,5-dione
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.169g/cm3
Boiling Point 240.3ºC at 760mmHg
Molecular Formula C6H7NO2
Molecular Weight 125.12500
Flash Point 118.9ºC
Exact Mass 125.04800
PSA 49.66000
LogP 0.25510
Vapour Pressure 0.0383mmHg at 25°C
Index of Refraction 1.492
InChIKey ZTWMBHJPUJJJME-UHFFFAOYSA-N
SMILES CC1=C(C)C(=O)NC1=O

 Safety Information

HS Code 2925190090

 Synthetic Route

dimethylmaleic anhydride structure

dimethylmaleic ...

CAS#:766-39-2

~94%

3,4-dimethylpyrrole-2,5-dione Structure

3,4-dimethylpyr...

CAS#:17825-86-4

Literature: Davis; Bit Tetrahedron Letters, 1990 , vol. 31, # 36 p. 5201 - 5204
(Z)-diethyl 2,3-dimethylmaleate structure

(Z)-diethyl 2,3...

CAS#:22644-89-9

~%

3,4-dimethylpyrrole-2,5-dione Structure

3,4-dimethylpyr...

CAS#:17825-86-4

Literature: Molinari Chemische Berichte, 1900 , vol. 33, # 1411 p. 1416
dimethyl 2,3-dimethylbut-2-enedioate structure

dimethyl 2,3-di...

CAS#:13314-92-6

~%

3,4-dimethylpyrrole-2,5-dione Structure

3,4-dimethylpyr...

CAS#:17825-86-4

Literature: Molinari Chemische Berichte, 1900 , vol. 33, # 1411 p. 1416
2,3,4-trimethyl-1H-pyrrole structure

2,3,4-trimethyl...

CAS#:3855-78-5

~%

3,4-dimethylpyrrole-2,5-dione Structure

3,4-dimethylpyr...

CAS#:17825-86-4

Literature: Fischer,H.; Hahn Hoppe-Seyler's Zeitschrift fuer Physiologische Chemie, 1913 , vol. 84, p. 260
Etioporphyrin III structure

Etioporphyrin III

CAS#:26608-34-4

~%

3,4-dimethylpyrrole-2,5-dione Structure

3,4-dimethylpyr...

CAS#:17825-86-4

2-ethyl-3-methylmaleimide structure

2-ethyl-3-methy...

CAS#:20189-42-8

1H-Pyrrole-2,5-dione,3-methyl- structure

1H-Pyrrole-2,5-...

CAS#:1072-87-3

Literature: Nomoto, Shinya; Kozono, Masaki; Mita, Hajime; Shimoyama, Akira Chemistry Letters, 2001 , # 11 p. 1174 - 1175
3,4-DIMETHYL-2,5-DIHYDRO-1H-PYRROL-2-ONE structure

3,4-DIMETHYL-2,...

CAS#:4030-22-2

acetic acid structure

acetic acid

CAS#:64-19-7

~%

3,4-dimethylpyrrole-2,5-dione Structure

3,4-dimethylpyr...

CAS#:17825-86-4

Literature: Plieninger; Decker Justus Liebigs Annalen der Chemie, 1956 , vol. 598, p. 198,205

 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

2,3-dimethylmaleimide
3,4-Dimethyl-pyrrol-2,5-dion
2,3-dimethylMi
3,4-dimethyl-pyrrole-2,5-dione
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