8.05223

Sigma-Aldrich

p-Cresol

for synthesis

Synonym(s):
p-Cresol, 4-Hydroxytoluene, 4-Methylphenol
Empirical Formula (Hill Notation):
C7H8O
CAS Number:
Molecular Weight:
108.14
MDL number:
EC Index Number:
203-398-6

storage conditions

Store below +30°C.

Quality Level

vapor pressure

0.06 hPa ( 20 °C)

assay

≥98.0% (GC)

form

solid

autoignition temp.

555 °C

potency

207 mg/kg LD50, oral (Rat)
301 mg/kg LD50, skin (Rabbit)

expl. lim.

1 % (v/v)

bp

202.5 °C/1013 hPa

mp

31.0-35.0 °C

transition temp

flash point 86 °C

density

1.034 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/C7H8O/c1-6-2-4-7(8)5-3-6/h2-5,8H,1H3

InChI key

IWDCLRJOBJJRNH-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Melting range (lower value): ≥ 31 °C
Melting range (upper value): ≤ 35 °C
o-Cresol (GC, area%): ≤ 0.5 % (a/a)
m-Cresol (GC, area%): ≤ 1.0 % (a/a)
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

Pictograms

CorrosionSkull and crossbones

Signal Word

Danger

Hazard Statements

hazcat

Acute Tox. 3 Dermal - Acute Tox. 3 Oral - Eye Dam. 1 - Skin Corr. 1B

storage_class_code

6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK Germany

WGK 2

Flash Point(F)

186.8 °F - closed cup

Flash Point(C)

86 °C - closed cup

Certificate of Analysis

Certificate of Origin

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