4-Chloro-1H-pyrazole

Base Information

• Chemical Name: 4-Chloro-1H-pyrazole
• CAS No.: 15878-00-9
• Molecular Formula: C3H3 Cl N2
• Molecular Weight: 102.523
• Hs Code.: 2933199090
• European Community (EC) Number: 800-621-4
• DSSTox Substance ID: DTXSID90166523
• Nikkaji Number: J117.167D
• Wikidata: Q27461808
• Mol file: 15878-00-9.mol

Synonyms:4-Chloropyrazole;4-Chloro-1H-pyrazole;15878-00-9;1H-Pyrazole, 4-chloro-;C3H3ClN2;PYRAZOLE, 4-CHLORO-;BRN 0106355;1H-Pyrazole, 4-chloro- (9CI);L-21842;4-chloro pyrazole;MFCD00159634;5-23-04-00164 (Beilstein Handbook Reference);15678-00-9;4 -chloropyrazole;SCHEMBL44337;C3-H3-Cl-N2;DTXSID90166523;4-Chloro-1H-pyrazole, AldrichCPR;STK260856;AKOS000304502;AB04179;CS-W002459;AS-15917;SY016263;LS-128389;A3507;AM20080425;BB 0216542;C2888;FT-0630034;EN300-51825;AK-968/37166380;Q-102372;Q27461808;F9994-0495;Z275169786;JZ6

Chemical Property of 4-Chloro-1H-pyrazole

Chemical Property:

• Appearance/Colour: White to light yellow crystalline powder
• Vapor Pressure: 0.171mmHg at 25°C
• Melting Point: 75-76 ºC
• Refractive Index: 1.563
• Boiling Point: 220 °C at 760 mmHg
• PKA: 12.71±0.50(Predicted)
• Flash Point: 99 ºC
• PSA: 28.68000
• Density: 1.405
• LogP: 1.06310
• Storage Temp.: Keep in dark place,Sealed in dry,Room Temperature
• XLogP3: 0.2
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 0
• Exact Mass: 101.9984758
• Heavy Atom Count: 6
• Complexity: 48.1

Purity/Quality:

99.9% ^*data from raw suppliers

4-Chloro-1H-pyrazole ^*data from reagent suppliers

Safty Information:

• Hazard Codes: Xi,Xn
• Statements: 36/37/38-22
• Safety Statements: 26-36/37/39

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=C(C=NN1)Cl