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Merck

1.00206

Phenol

GR for analysis ACS,Reag. Ph Eur

Synonym(s):

Hydroxybenzene, Carbolic acid, Hydroxybenzene

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About This Item

Linear Formula:
C6H5OH
CAS Number:
Molecular Weight:
94.11
UNSPSC Code:
12352104
NACRES:
NA.21
EC Index Number:
203-632-7
MDL number:
Beilstein/REAXYS Number:
969616
Assay:
99.0-100.5% (bromatometric)
Grade:
ACS reagent
Technique(s):
UV/Vis spectroscopy: suitable
Vapor pressure:
0.09 psi ( 55 °C), 0.36 mmHg ( 20 °C)
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grade

ACS reagent

Quality Level

agency

reag. Ph. Eur.

vapor density

3.24 (vs air)

vapor pressure

0.09 psi ( 55 °C), 0.36 mmHg ( 20 °C)

assay

99.0-100.5% (bromatometric)

form

crystalline solid

autoignition temp.

1319 °F

potency

660 mg/kg LD50, skin (Rat)

expl. lim.

8.6 %

technique(s)

UV/Vis spectroscopy: suitable

pH

5 (20 °C, 50 g/L in H2O)

transition temp

flash point 81 °C

solubility

84 g/L

density

1.071 g/mL at 25 °C (lit.)

bulk density

620 kg/m3

storage temp.

15-25°C

SMILES string

Oc1ccccc1

InChI

1S/C6H6O/c7-6-4-2-1-3-5-6/h1-5,7H

InChI key

ISWSIDIOOBJBQZ-UHFFFAOYSA-N

Analysis Note

Assay (bromatometric): 99.0 - 100.5 %
Identity (coloring 1): passes test
Identity (coloring 2): passes test
Identity (precipitate): passes test
Appearance: colourless or faintly pink or faintly yellowish crystals or crystalline masses, deliquescent
Appearance of solution (67 g/l, water): clear and not more intensely coloured than referencesolution B6
Appearance of solution (50 g/l; water): no turbidity or insoluble matter
Acidic substances: passes test
Solidification temperature (Ph Eur): ≥ 39.5 °C
Solidification temperature (ACS): ≥ 40.5 °C
Residue on evaporation (Ph Eur): ≤ 0.05 %
Residue on evaporation (ACS): ≤ 0.05 %
Water (according to Karl Fischer): ≤ 0.5 %

Other Notes

Replaces: PX0510; PX0510-2; PX0510-1


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signalword

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Chronic 2 - Eye Dam. 1 - Muta. 2 - Skin Corr. 1B - STOT RE 2

wgk

WGK 2

flash_point_f

177.8 °F - closed cup

flash_point_c

81 °C - closed cup

target_organs

Nervous system,Kidney,Liver,Skin

Storage Class

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



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