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194123

Sigma-Aldrich

Benzimidazole

98%

Synonym(s):

1,3-Benzodiazole, BZI

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About This Item

Empirical Formula (Hill Notation):
C7H6N2
CAS Number:
51-17-2
Molecular Weight:
118.14
Beilstein:
109682
EC Number:
200-081-4
MDL number:
MFCD00005585
UNSPSC Code:
12352100
eCl@ss:
32151902
PubChem Substance ID:
24851632
NACRES:
NA.22

Quality Level

200

Assay

98%

form

powder

mp

169-171 °C (lit.)

solubility

xylene: soluble 1g in 2g (boiling)(lit.)
alcohol: freely soluble(lit.)
benzene: insoluble(lit.)
cold water: very slightly soluble(lit.)
diethyl ether: very slightly soluble(lit.)
petroleum ether: insoluble(lit.)
water: soluble (hot)(lit.)

SMILES string

c1ccc2[nH]cnc2c1

InChI

1S/C7H6N2/c1-2-4-7-6(3-1)8-5-9-7/h1-5H,(H,8,9)

InChI key

HYZJCKYKOHLVJF-UHFFFAOYSA-N

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Application

Benzimidazole was used as template compound in the preparation of molecularly imprinted polymer via electropolymerization and electrodeposition of pyrrole on a pencil graphite electrode. It was also used in the preparation of benzimidazolium surfactant, 1-hexadecyl-1H-benzimidazole.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H302

Precautionary Statements

P264 - P270 - P301 + P312 - P501

Hazard Classifications

Acute Tox. 4 Oral

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
STBL2607
STBL0182
STBK7957
STBK5963
STBK2775

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