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Benzaldehyde

analytical standard

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Synonym(s):
Bitter almond
Linear Formula:
C6H5CHO
CAS Number:
100-52-7
Molecular Weight:
106.12
Beilstein:
471223
EC Number:
202-860-4
MDL number:
MFCD00003299
eCl@ss:
39023701
PubChem Substance ID:
329748697
NACRES:
NA.24

grade

analytical standard

Quality Level

100

vapor density

3.7 (vs air)

vapor pressure

4 mmHg ( 45 °C)

Assay

≥99.5% (GC)

form

liquid

autoignition temp.

374 °F

shelf life

limited shelf life, expiry date on the label

expl. lim.

1.4 %, 20 °F

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

refractive index

n20/D 1.545 (lit.)
n20/D 1.546

bp

178-179 °C (lit.)

mp

−26 °C (lit.)

density

1.044 g/cm3 at 20 °C (lit.)

application(s)

cleaning products
cosmetics
environmental
flavors and fragrances
food and beverages
personal care

format

neat

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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General description

This substance is listed on the positive list of the EU regulation 10/2011 for plastics intended to come into contact with food.

Find all available reference materials for compounds listed in 10/2011 here

Application

Benzaldehyde may be used as a reference standard for the determination of benzaldehyde, the toxic oxidation product of benzyl alcohol used as a preservative in injectable formulations of the non-steroidal anti-inflammatory drugs, diclofenac, and piroxicam, and in vitamin B-complex injection solutions by capillary gas chromatography.

Signal Word

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 Code

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

WGK

WGK 1

Flash Point(F)

145.4 °F

Flash Point(C)

63 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Capillary gas chromatography determination of benzaldehyde arising from benzyl alcohol used as preservative in injectable formulations.
Kazemifard AG, et al.
Journal of Pharmaceutical and Biomedical Analysis, 31(4), 685-691 (2003)
Micol Maritan et al.
Proceedings of the National Academy of Sciences of the United States of America, 106(9), 3537-3542 (2009-02-17)
A distinctive feature in the topographic organization of the olfactory system in mammals is the dual function of the odorant receptor (OR): it detects odors in the nasal epithelium and plays an instructive role in the axonal convergence of olfactory
Thermoresponsive dynamic covalent single-chain polymer nanoparticles reversibly transform into a hydrogel.
Daniel E Whitaker et al.
Angewandte Chemie (International ed. in English), 52(3), 956-959 (2012-12-12)
Tom Craig et al.
Biotechnology and bioengineering, 110(4), 1098-1105 (2012-11-06)
Benzaldehyde, with its apricot and almond-like aroma, is the second most abundantly used molecule in the flavor industry, and is most commonly produced via chemical routes, such as by the oxidation of toluene. Biologically produced benzaldehyde, whether by extraction of
Longyun Lv et al.
ACS combinatorial science, 15(4), 183-192 (2013-02-22)
We previously reported the novel efficient proton/heat-promoted four-component reactions (4CRs) of but-2-ynedioates, two same/different primary amines, and aldehydes for the synthesis of tetra- and pentasubstituted polyfunctional dihydropyrroles. If aromatic and aliphatic amines were used as reagents, four different series of
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