CAS 3273-44-7 5-methyl-1H-pyrazole-3-carbaldehyde (HCID 4560244)

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Basic information

CAS: 3273-44-7
Standard SMILES: Cc1cc(C=O)n[nH]1
InChIKey: CZAZDIRRZHGKBI-UHFFFAOYSA-N
Molecular formula: C5H6N2O
Average molar mass: 110.116 g/mol
Monoisotopic mass: 110.04801281

Names & identifiers

Preferred name: 5-methyl-1H-pyrazole-3-carbaldehyde
IUPAC: 5-Methyl-1H-pyrazole-3-carbaldehyde
English name: 5-methyl-1H-pyrazole-3-carbaldehyde
Molecular formula: C5H6N2O
Molecular weight: 110.11

Names & synonyms

5-Methyl-3-forMylpyrazole3-ForMyl-5-Methylpyrazole5-Methylpyrazole-3-carbaldehyde5-methyl-1H-pyrazole-3-carbaldehyde5-Methyl-1H-pyrazole-3-carboxaldehyde1H-Pyrazole-3-carboxaldehyde, 5-methyl-5-methyl-1H-pyrazole-3-carbaldehyde(SALTDATA: FREE)3-methyl-1H-pyrazole-5-carbaldehyde(SALTDATA: FREE)

Database identifiers

CAS: 3273-44-7
PubChem CID: 4560244
DTXSID: DTXSID40404265
EC Number: 818-644-3
Nikkaji: J870.143A

Properties

Physicochemical properties

Melting point: 190 °C · 190 °C
Boiling point: 294.2 · 294.2±20.0 °C(Predicted)
Density: 1.238 · 1.238±0.06 g/cm3(Predicted)
storage temp.: 2 · under inert gas (nitrogen or Argon) at 2-8°C
pka: 11.76 · 11.76±0.10(Predicted)
Appearance: Off-white to yellow Solid
Symbol(GHS): 7 · GHS07
Signal word: Warning
Hazard statements: 315 · H315-H319
Precautionary statements: 264 · P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313
RIDADR: 2811 · UN2811
HazardClass: IRRITANT
HS Code: 2933199090 · 2933199090

Safety & regulation

Safety data

ridadr: UN2811
hs_code: 2933199090
Signal word: Warning
Symbol(GHS): GHS07
hazard_class: IRRITANT
Hazard statements: H315-H319
Precautionary statements: P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313