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CAS Number: 2820-37-3
3,4-dimethyl-1H-pyrazole

Structure

 3,4-dimethyl-1H-pyrazole
Name: 3,4-dimethyl-1H-pyrazole
Synonyms:
General Information
Product Number: 2820373

CAS Registry Number 2820-37-3
Name:
1H-?Pyrazole, 3,?4-?dimethyl-
Pyrazole, 3,4(or 4,5)-dimethyl- (7CI)
Pyrazole, 3,4-dimethyl- (6CI,8CI)
3,4-Dimethyl-1H-pyrazole
3,4-Dimethylpyrazole
4,5-Dimethylpyrazole

 

Chemical Formula: C5H8N2
Exact Mass: 96.07
Molecular Weight: 96.13
m/z: 96.07 (100.0%), 97.07 (6.1%)

 

InChI:InChI=1S/C5H8N2/c1-4-3-6-7-5(4)2/h3H,1-2H3,(H,6,7)

InChI Key:VQTVFIMEENGCJA-UHFFFAOYSA-N

Canonical SMILES:CC1=C(NN=C1)C

 

Thermal Properties Value Condition Note
Boiling Point 110-111 °C Press: 14 Torr (1)CAS
Boiling Point 106-107 °C Press: 11 Torr (2)CAS
Melting Point 152-155 °C   (8)CAS
Melting Point 57-58 °C   (2)CAS
Melting Point 56 °C   (9)CAS

Specification

98%
References
  1. (1) Yanovskaya, L. A.; Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya 1960, P1246-53 CAPLUS
  2. (2) Noyce, Donald S.; Journal of Organic Chemistry 1955, V20, P1681-6 CAPLUS
  3. (8) van der Zeeuw, A. J.; Recueil des Travaux Chimiques des Pays-Bas 1965, V84(11), P1535-54 CAPLUS
  4. (9) Casoni, D. Dal Monte; Bollettino Scientifico della Facolta di Chimica Industriale di Bologna 1954, V12, P147-9 CAPLUS
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