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117552

Sigma-Aldrich

o-Tolualdehyde

97%

Synonym(s):
2-Methylbenzaldehyde
Linear Formula:
CH3C6H4CHO
CAS Number:
Molecular Weight:
120.15
Beilstein:
605841
EC Number:
MDL number:
PubChem Substance ID:

Quality Level

Assay

97%

contains

0.1% Hydroquinone as stabilizer

refractive index

n20/D 1.546 (lit.)

bp

199-200 °C (lit.)

density

1.039 g/mL at 20 °C
1.039 g/mL at 25 °C (lit.)

SMILES string

[H]C(=O)c1ccccc1C

InChI

1S/C8H8O/c1-7-4-2-3-5-8(7)6-9/h2-6H,1H3

InChI key

BTFQKIATRPGRBS-UHFFFAOYSA-N

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This Item
CDS003387466190185426
o-Tolualdehyde 97%

Sigma-Aldrich

117552

o-Tolualdehyde

o-Toluidine 98%

Sigma-Aldrich

466190

o-Toluidine

o-Toluidine ≥99%

Sigma-Aldrich

185426

o-Toluidine

assay

97%

assay

-

assay

98%

assay

≥99%

refractive index

n20/D 1.546 (lit.)

refractive index

-

refractive index

n20/D 1.572 (lit.)

refractive index

n20/D 1.572 (lit.)

bp

199-200 °C (lit.)

bp

-

bp

199-200 °C (lit.), 89-90 °C/11 mmHg (lit.)

bp

199-200 °C (lit.), 89-90 °C/11 mmHg (lit.)

density

1.039 g/mL at 20 °C, 1.039 g/mL at 25 °C (lit.)

density

-

density

1.008 g/mL at 25 °C (lit.)

density

1.008 g/mL at 25 °C (lit.)

Quality Level

100

Quality Level

-

Quality Level

200

Quality Level

100

contains

0.1% Hydroquinone as stabilizer

contains

-

contains

-

contains

-

General description

o-tolualdehyde undergoes atmospheric degradation by direct photolysis by sunlight.

Application

o-tolualdehyde was used in determination of alkenal-2,4-dinitrophenylhydrazones by HPLC by addition of phosphoric acid.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Classifications

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

Target Organs

Respiratory system

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

170.6 °F

Flash Point(C)

77 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

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