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300713

4-Pyrazolecarboxylic acid

Name: 4-Pyrazolecarboxylic acid
Brand: ALDRICH

95%

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About This Item

Empirical Formula (Hill Notation):

C₄H₄N₂O₂

CAS Number:

37718-11-9

Molecular Weight:

112.09

NACRES:

NA.22

PubChem Substance ID:

24857935

UNSPSC Code:

12352100

EC Number:

253-641-5

MDL number:

MFCD00011558

Assay:

95%

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Properties

assay

95%

mp

282 °C (dec.) (lit.)

functional group

carboxylic acid

SMILES string

OC(=O)c1cn[nH]c1

InChI

1S/C4H4N2O2/c7-4(8)3-1-5-6-2-3/h1-2H,(H,5,6)(H,7,8)

InChI key

IMBBXSASDSZJSX-UHFFFAOYSA-N

Description

Application

4-Pyrazolecarboxylic acid was used in preparation of ethyl 4-pyrazolecarboxylate.

pictograms

GHS07

signalword

Warning

hcodes

H315,H319,H335

pcodes

P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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