1H-Pyrazole | CAS No. 288-13-1
1H-Pyrazole
Basic Information
CAS Number
288-13-1
Molecular Formula
C3H4N2
Molecular Weight
68.08 g/mol
AD
Basic Physical Properties
Melting Point
67-70 °C
Boiling Point
186-188 °C
Flash Point
186-188°C
Refractive Index
1.4203
Safety Information
View Safety InformationGHS Hazard Pictograms
H302H315H319H335Hazard Statement
H302
Harmful if swallowed
Acute toxicity, oral
Acute toxicity, oral
H315
Causes skin irritation
Skin corrosion/irritation
Skin corrosion/irritation
H319
Causes serious eye irritation
Serious eye damage/eye irritation
Serious eye damage/eye irritation
H335
May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation
Hazard Class
Class 6.1(b)
Class 6.1(b)
Toxicity
LD50 (24 hr) in rats, mice (mmol/kg): 19, 21 i.v.; 21, 22 orally (Magnussen)
Synonyms & References
English
- P0546
- 3QD5KJZ7ZJ
- C00481
- s3093
- CHEBI:17241
- DTXSID2059774
- NCI60_004054
- Pyrazole; 1H-Pyrazole; 1,2-Diazole; 2-Azapyrrole; NSC 45410
- FT-0658357
- AI3-60151
- NSC-45410
- Q408908
- BDBM50390969
- EINECS 206-017-1
- Z104507728
- 1H-Pyrazole
- BP-12835
- Pyrazole, Vetec(TM) reagent grade, 98%
- BCP26863
- Pyrazole-
- CS-W008829
- 1,2-diazole
- NS00014209
- Pyrazol
- P-8110
- Pyrazole, purum, >=98.0% (GC)
- 1H-pyrazol
- InChI=1/C3H4N2/c1-2-4-5-3-1/h1-3H,(H,4,5
- UNII-3QD5KJZ7ZJ
- PYRAZOLE [MI]
- AKOS000121045
MDL Number
MFCD00005234
Customs Code
2933199090
Related Compounds
![N-(2-Methoxyphenyl)-N-[(4-methylphenyl)sulfonyl]-beta-alanine structure](https://static.chemtradehub.com/structs/103/103687-96-3-8086.webp "N-(2-Methoxyphenyl)-N-[(4-methylphenyl)sulfonyl]-beta-alanine structure")
N-(2-Methoxyphenyl)-N-[(4-methylphenyl)sulfonyl]-beta-alanine
CAS Number:
103687-96-3
Molecular Formula:
C17H19NO5S
![5'-O-[Bis(4-methoxyphenyl)(phenyl)methyl]cytidine structure](https://static.chemtradehub.com/structs/112/112897-99-1-d1f4.webp "5'-O-[Bis(4-methoxyphenyl)(phenyl)methyl]cytidine structure")
5'-O-[Bis(4-methoxyphenyl)(phenyl)methyl]cytidine
CAS Number:
112897-99-1
Molecular Formula:
C30H31N3O7
![(3S,4R)-3-Hydroxy-2,2-dimethyl-4-[(3-oxo-1-cyclopenten-1-yl)oxy]-6-chromanecarbonitrile structure](https://static.chemtradehub.com/structs/121/121055-10-5-583d.webp "(3S,4R)-3-Hydroxy-2,2-dimethyl-4-[(3-oxo-1-cyclopenten-1-yl)oxy]-6-chromanecarbonitrile structure")
(3S,4R)-3-Hydroxy-2,2-dimethyl-4-[(3-oxo-1-cyclopenten-1-yl)oxy]-6-chromanecarbonitrile
CAS Number:
121055-10-5
Molecular Formula:
C17H17NO4
![Methyl 5-chloropyrazolo[1,5-a]pyrimidine-2-carboxylate structure](https://static.chemtradehub.com/structs/126/1263059-26-2-d6da.webp "Methyl 5-chloropyrazolo[1,5-a]pyrimidine-2-carboxylate structure")
Methyl 5-chloropyrazolo[1,5-a]pyrimidine-2-carboxylate
CAS Number:
1263059-26-2
Molecular Formula:
C8H6ClN3O2
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