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12010

Sigma-Aldrich

Benzaldehyde

puriss. p.a., ≥99.0% (GC)

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Synonym(s):
Bitter almond
Linear Formula:
C6H5CHO
CAS Number:
Molecular Weight:
106.12
Beilstein/REAXYS Number:
471223
EC Number:
MDL number:
eCl@ss:
39023701
PubChem Substance ID:
NACRES:
NA.21

vapor density

3.7 (vs air)

Quality Level

vapor pressure

4 mmHg ( 45 °C)

grade

puriss. p.a.

assay

≥99.0% (GC)

form

liquid

autoignition temp.

374 °F

expl. lim.

1.4 %, 20 °F

impurities

chlorine, none detected
≤0.001% nitrobenzene (C6H5NO2)
≤1% acid (as benzoic acid)

refractive index

n20/D 1.545 (lit.)
n20/D 1.545

pH

5.9 (20 °C)

bp

178-179 °C (lit.)

mp

−26 °C (lit.)

density

1.044 g/cm3 at 20 °C (lit.)

cation traces

Ca: ≤5 mg/kg
Cd: ≤1 mg/kg
Co: ≤1 mg/kg
Cr: ≤1 mg/kg
Cu: ≤1 mg/kg
Fe: ≤1 mg/kg
K: ≤20 mg/kg
Mg: ≤1 mg/kg
Mn: ≤1 mg/kg
Na: ≤20 mg/kg
Ni: ≤1 mg/kg
Pb: ≤1 mg/kg
Zn: ≤1 mg/kg

SMILES string

O=Cc1ccccc1

InChI

1S/C7H6O/c8-6-7-4-2-1-3-5-7/h1-6H

InChI key

HUMNYLRZRPPJDN-UHFFFAOYSA-N

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This Item
B1334418099W212717
Benzaldehyde puriss. p.a., ≥99.0% (GC)

12010

Benzaldehyde

Benzaldehyde ReagentPlus®, ≥99%

B1334

Benzaldehyde

Benzaldehyde purified by redistillation, ≥99.5%

418099

Benzaldehyde

Benzaldehyde natural, FCC, FG

W212717

Benzaldehyde

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

400

grade

puriss. p.a.

grade

-

grade

-

grade

-

form

liquid

form

liquid

form

liquid

form

liquid

impurities

chlorine, none detected, ≤1% acid (as benzoic acid), ≤0.001% nitrobenzene (C6H5NO2)

impurities

-

impurities

-

impurities

-

cation traces

Ca: ≤5 mg/kg, Co: ≤1 mg/kg, Cu: ≤1 mg/kg, K: ≤20 mg/kg, Mn: ≤1 mg/kg, Ni: ≤1 mg/kg, Zn: ≤1 mg/kg, Cd: ≤1 mg/kg, Fe: ≤1 mg/kg, Na: ≤20 mg/kg, Cr: ≤1 mg/kg, Pb: ≤1 mg/kg, Mg: ≤1 mg/kg

cation traces

-

cation traces

-

cation traces

-

General description

Benzaldehyde is the simplest aromatic aldehyde building block.

Application

Benzaldehyde has been used in:

  • Preparation of optically active 1-phenylpropan-1-ol.
  • Synthesis of meso-tetraphenylporphins and chlorins.

Other Notes

Sales restrictions may apply

signalword

Danger

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Chronic 2 - Eye Irrit. 2 - Repr. 1B - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk_germany

WGK 1

flash_point_f

145.4 °F

flash_point_c

63 °C

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


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Enantioselective addition of diethylzinc to benzaldehyde catalyzed by a small amount of chiral 2-amino-1-alcohols.
Oguni N and Omi T.
Tetrahedron Letters, 25(26), 2823-2824 (1984)
Yves F Widmer et al.
eLife, 7 (2018-10-23)
Lasting changes in gene expression are critical for the formation of long-term memories (LTMs), depending on the conserved CrebB transcriptional activator. While requirement of distinct neurons in defined circuits for different learning and memory phases have been studied in detail
Porphyrinogens and porphodimethenes, intermediates in the synthesis of meso-tetraphenylporphins from pyrroles and benzaldehyde.
Dolphin D.
Journal of Heterocyclic Chemistry, 7, 275-283 (1970)
Structure and electronic nature of the benzaldehyde/boron trifluoride adduct.
M T Reetz et al.
Journal of the American Chemical Society, 108(9), 2405-2408 (1986-04-01)
Determination of base properties of hydrotalcites: condensation of benzaldehyde with ethyl acetoacetate.
Corma A, et al.
J. Catal., 134(1), 58-65 (1992)

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