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Safety Information

H50802

Sigma-Aldrich

2-(2-Hydroxyphenyl)benzoxazole

98%

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About This Item

Empirical Formula (Hill Notation):
C13H9NO2
CAS Number:
835-64-3
Molecular Weight:
211.22
EC Number:
212-642-0
MDL number:
MFCD00005767
UNSPSC Code:
12352100
PubChem Substance ID:
24895668
NACRES:
NA.22

Assay

98%

bp

338 °C (lit.)

mp

122-124 °C (lit.)

SMILES string

Oc1ccccc1-c2nc3ccccc3o2

InChI

1S/C13H9NO2/c15-11-7-3-1-5-9(11)13-14-10-6-2-4-8-12(10)16-13/h1-8,15H

InChI key

GHGZVWOTJDLREY-UHFFFAOYSA-N

Related Categories

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

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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.

JAN Code

H50802-5G:
H50802-VAR:
H50802-25G:
H50802-10G:
H50802-BULK:

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Certificates of Analysis (COA)

Lot/Batch Number
04908BE
S33759
15226AF
12219JA
10523LG

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Shang Yanfang et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 228, 117746-117746 (2019-11-24)
A 2-oxo-2H-chromene-3-carbohydrazide (CHB) was synthesized by the reaction of salicylaldehyde with diethyl malonate and hydrazine hydrate. The recognition behaviors of CHB to Zn2+ were investigated and the results showed that CHB exhibits well selectivity and sensitivity to Zn2+ with fast

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