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8.41522

Sigma-Aldrich

1-Ethynylcyclohexanol

for synthesis

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Synonym(s):
1-Ethynylcyclohexanol
Empirical Formula (Hill Notation):
C8H12O
CAS Number:
Molecular Weight:
124.18
MDL number:
UNSPSC Code:
12352104
EC Index Number:
201-100-9
NACRES:
NA.22

vapor pressure

1 hPa ( 50 °C)

Quality Level

Assay

≥98.0% (GC)

form

solid

autoignition temp.

365 °C

potency

583 mg/kg LD50, oral (Rat)
973 mg/kg LD50, skin (Rabbit)

expl. lim.

1.3-8.7 % (v/v)

pH

7 (20 °C, 1 g/L in H2O)

bp

180 °C/1013 hPa

mp

30-32 °C

transition temp

flash point 73 °C

solubility

10 g/L

density

0.976 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/C8H12O/c1-2-8(9)6-4-3-5-7-8/h1,9H,3-7H2

InChI key

QYLFHLNFIHBCPR-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.972 - 0.979
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

Pictograms

Skull and crossbones

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2

Storage Class Code

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

WGK

WGK 1

Flash Point(F)

163.4 °F - closed cup

Flash Point(C)

73 °C - closed cup

Regulatory Information

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