3,4-Dimethylpyrazole

Modify Date: 2024-01-09 23:46:06

3,4-Dimethylpyrazole Structure
3,4-Dimethylpyrazole structure
Common Name 3,4-Dimethylpyrazole
CAS Number 2820-37-3 Molecular Weight 96.13040
Density N/A Boiling Point 220.3°C
Molecular Formula C5H8N2 Melting Point 44-46°C
MSDS Chinese USA Flash Point N/A
Symbol GHS05 GHS07
GHS05, GHS07
Signal Word Danger

 Names

Name 3,4-dimethyl pyrazole
Synonym More Synonyms

 Chemical & Physical Properties

Boiling Point 220.3°C
Melting Point 44-46°C
Molecular Formula C5H8N2
Molecular Weight 96.13040
Exact Mass 96.06870
PSA 28.68000
LogP 1.02650

 Safety Information

Symbol GHS05 GHS07
GHS05, GHS07
Signal Word Danger
Hazard Statements H302-H318-H412
Precautionary Statements P273-P280-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi
RIDADR NONH for all modes of transport

 Synthetic Route

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3,4-Dimethylpyrazole Structure

3,4-Dimethylpyrazole

CAS#:2820-37-3

Literature: BASF Aktiengesellschaft Patent: US6229022 B1, 2001 ;

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3,4-Dimethylpyrazole Structure

3,4-Dimethylpyrazole

CAS#:2820-37-3

Literature: Closs,G.L. et al. Journal of the American Chemical Society, 1963 , vol. 85, p. 3796 - 3800

~31%

3,4-Dimethylpyrazole Structure

3,4-Dimethylpyrazole

CAS#:2820-37-3

Literature: Ram, Vishnu J.; Kushwaha, Dinesh S. Liebigs Annalen der Chemie, 1990 , # 7 p. 697 - 699

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3,4-Dimethylpyrazole Structure

3,4-Dimethylpyrazole

CAS#:2820-37-3

Literature: Diels; Ilberg Chemische Berichte, 1916 , vol. 49, p. 160

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3,4-Dimethylpyrazole Structure

3,4-Dimethylpyrazole

CAS#:2820-37-3

Literature: v. Auwers; Kohlhaas Justus Liebigs Annalen der Chemie, 1924 , vol. 437, p. 44

~99%

3,4-Dimethylpyrazole Structure

3,4-Dimethylpyrazole

CAS#:2820-37-3

Literature: Adam, Waldemar; Miranda, Miguel A. Journal of Organic Chemistry, 1987 , vol. 52, # 24 p. 5498 - 5500

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3,4-Dimethylpyrazole Structure

3,4-Dimethylpyrazole

CAS#:2820-37-3

Literature: v.Auwers; Cauer Journal fuer Praktische Chemie (Leipzig), 1930 , vol. <2>126, p. 150,165 Chemische Berichte, 1928 , vol. 61, p. 2405

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3,4-Dimethylpyrazole Structure

3,4-Dimethylpyrazole

CAS#:2820-37-3

Literature: Wallach Justus Liebigs Annalen der Chemie, 1903 , vol. 329, p. 131

~%

3,4-Dimethylpyrazole Structure

3,4-Dimethylpyrazole

CAS#:2820-37-3

Literature: Diels; Ilberg Chemische Berichte, 1916 , vol. 49, p. 160

 Synonyms

3,5-dimethylpyrazole
3,4-Dimethyl-1H-pyrazol
3(5),4-dimethylpyrazole
3,4-Dimethylpyrazole
dimethylpyrazole
4,5-dimethyl-1H-pyrazole
3,4-dimethyl-1Hpyrazole
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