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1-(tert-Butyl)-5-methyl-1H-pyrazole-3-carbonyl chloride

CAS No.
306936-94-7
Chemical Name:
1-(tert-Butyl)-5-methyl-1H-pyrazole-3-carbonyl chloride
Synonyms
BUTTPARK 43\57-91;1-(tert-Butyl)-5-methyl-1H-pyrazole-3-carbonyl chloride;1H-Pyrazole-3-carbonyl chloride, 1-(1,1-dimethylethyl)-5-methyl-;1H-Pyrazole-3-carbonyl chloride, 1-(1,1-dimethylethyl)-5-methyl- (9CI)
CBNumber:
CB3479627
Molecular Formula:
C9H13ClN2O
Molecular Weight:
200.67
MDL Number:
MFCD02180875
MOL File:
306936-94-7.mol
MSDS File:
SDS
Last updated:2026-09-12 18:52:05

1-(tert-Butyl)-5-methyl-1H-pyrazole-3-carbonyl chloride Properties

Boiling point 110 °C
Density 1.16±0.1 g/cm3(Predicted)
pka -0.18±0.10(Predicted)
form solid
InChI 1S/C9H13ClN2O/c1-6-5-7(8(10)13)11-12(6)9(2,3)4/h5H,1-4H3
InChIKey BUXVJLQSMVDBHC-UHFFFAOYSA-N
SMILES ClC(C1=NN(C(C)(C)C)C(C)=C1)=O
UNSPSC Code 12352101

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)Environment (GHS09)
GHS07,GHS09
Signal word  Warning
Hazard statements  H302-H315-H317-H319-H410
Precautionary statements  P261-P264-P273-P280-P391
Hazard Codes  C
Risk Statements  34
Safety Statements  26-36/37/39
RIDADR  3261
WGK Germany  WGK 3
Hazard Note  Corrosive
HS Code  2933199090
Storage Class 11 - Combustible Solids
Hazard Classifications Acute Tox. 4 Oral
Aquatic Chronic 1
Eye Irrit. 2
Skin Irrit. 2
Skin Sens. 1

1-(tert-Butyl)-5-methyl-1H-pyrazole-3-carbonyl chloride price More Price(10)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich PH017707 1-tert-Butyl-5-methyl-1H-pyrazole-3-carbonyl chloride AldrichCPR 306936-94-7 500MG $134 2023-06-20 Buy
aablocks AA0030VQ 1-tert-Butyl-5-methyl-1H-pyrazole-3-carbonylchloride 306936-94-7 1g $519 2026-05-28 Buy
aablocks AA0030VQ 1-tert-Butyl-5-methyl-1H-pyrazole-3-carbonylchloride 306936-94-7 5g $1221 2026-05-28 Buy
Acints ACI-00249 1-tert-Butyl-5-methyl-1H-pyrazole-3-carbonyl chloride 95%+ 306936-94-7 5g $120 2026-05-20 Buy
Acints ACI-00249 1-tert-Butyl-5-methyl-1H-pyrazole-3-carbonyl chloride 95%+ 306936-94-7 1g $340 2026-05-20 Buy
Product number Packaging Price Buy
PH017707 500MG $134 Buy
AA0030VQ 1g $519 Buy
AA0030VQ 5g $1221 Buy
ACI-00249 5g $120 Buy
ACI-00249 1g $340 Buy

1-(tert-Butyl)-5-methyl-1H-pyrazole-3-carbonyl chloride Preparation Products And Raw materials

Raw materials

Preparation Products

1-(tert-Butyl)-5-methyl-1H-pyrazole-3-carbonyl chloride Suppliers

Global Suppliers ( 22)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
Sigma-Aldrich 021-61415566 800-8193336 orderCN@merckgroup.com China 51389 80
Jinan ponder chemical co. LTD 0531-0000 thinklifescience@163.com China 19684 58
CONIER CHEM AND PHARMA LIMITED sales@conier.com China 49906 58
Shanghai Yaoheping Biopharmaceutical Technology Co., Ltd 57540919 13120888836 lily@yhp-biomedicine.com China 9248 58
BUTTPARK 43\57-91 1H-Pyrazole-3-carbonyl chloride, 1-(1,1-dimethylethyl)-5-methyl- (9CI) 1H-Pyrazole-3-carbonyl chloride, 1-(1,1-dimethylethyl)-5-methyl- 1-(tert-Butyl)-5-methyl-1H-pyrazole-3-carbonyl chloride 306936-94-7 ACIDHALIDE Imidazoles, Pyrroles, Pyrazoles, Pyrrolidines