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Safety Information

706256

Sigma-Aldrich

1H-Pyrazole-4-boronic acid

≥95.0%

Synonym(s):

4-Pyrazoleboronic acid, Pyrazol-4-ylboronic acid

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About This Item

Empirical Formula (Hill Notation):
C3H5BN2O2
CAS Number:
763120-58-7
Molecular Weight:
111.90
MDL number:
MFCD07368251
UNSPSC Code:
12352103
PubChem Substance ID:
329762624
NACRES:
NA.22

Quality Level

100

Assay

≥95.0%

form

solid

mp

146-151 °C

storage temp.

2-8°C

SMILES string

OB(O)c1cn[nH]c1

InChI

1S/C3H5BN2O2/c7-4(8)3-1-5-6-2-3/h1-2,7-8H,(H,5,6)

InChI key

KEZNMOUMHOZFRA-UHFFFAOYSA-N

Application

May contain varying amounts of anhydride

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

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

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

PRTR

Class I Designated Chemical Substances

JAN Code

706256-1G:
706256-250MG:
706256-BULK:
706256-VAR:

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Certificates of Analysis (COA)

Lot/Batch Number
MKCP7332
MKCL6618
MKCH6151
MKCD4780
MKBV7776V

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