8.20259

Sigma-Aldrich

1,4-Dihydroxyanthraquinone

for synthesis

Synonym(s):
Quinizarin, 1,4-Dihydroxyanthraquinone
Empirical Formula (Hill Notation):
C14H8O4
CAS Number:
Molecular Weight:
240.21
MDL number:
EC Index Number:
201-368-7

storage conditions

Store below +30°C.

Quality Level

vapor pressure

1.3 hPa ( 197 °C)

assay

≥97.0% (acidimetric)

potency

>5000 mg/kg LD50, oral (Rat)

bp

450 °C/1013 hPa

mp

195-198 °C

transition temp

flash point 222 °C

bulk density

350 kg/m3

storage temp.

2-30°C

InChI

1S/C14H8O4/c15-9-5-6-10(16)12-11(9)13(17)7-3-1-2-4-8(7)14(12)18/h1-6,15-16H

InChI key

GUEIZVNYDFNHJU-UHFFFAOYSA-N

Application

1,4-Dihydroxyanthraquinone for synthesis. CAS 81-64-1, molar mass 240.21 g/mol.

Analysis Note

Assay (acidimetric): ≥ 97.0 %
Melting range (lower value): ≥ 195 °C
Melting range (upper value): ≤ 198 °C
Identity (IR): passes test

Pictograms

Environment

Signal Word

Warning

Hazard Statements

Precautionary Statements

hazcat

Aquatic Acute 1 - Aquatic Chronic 1

storage_class_code

13 - Non Combustible Solids

WGK Germany

WGK 2

Flash Point(F)

431.6 °F

Flash Point(C)

222 °C

Certificate of Analysis

Certificate of Origin

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