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Key Documents

8.14269

Sigma-Aldrich

Methylphenyl glyoxylate

for synthesis

Synonym(s):

Methylphenyl glyoxylate, Phenylglyoxylic acid methyl ester, Benzoyl formic acid methyl ester

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About This Item

Empirical Formula (Hill Notation):
C9H8O3
CAS Number:
Molecular Weight:
164.16
MDL number:
UNSPSC Code:
12352108
EC Index Number:
239-263-3
NACRES:
NA.22

vapor pressure

<0.1 hPa ( 20 °C)

Quality Level

Assay

≥98.0% (GC)

form

liquid

autoignition temp.

>500 °C

potency

>5000 mg/kg LD50, oral (Rat)
>5000 mg/kg LD50, skin (Rat)

mp

17 °C (ECHA)

transition temp

flash point >113 °C

density

1.16 g/cm3 at 20 °C

storage temp.

2-30°C

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 1.159 - 1.163
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

235.4 °F - closed cup

Flash Point(C)

113 °C - closed cup


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