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Merck
CN

Specification Sheet

Product Name
Anthrone ACS reagent, 97%

Product Number
319899

Product Brand
sial

CAS Number
90-44-8

Molecular Weight
194.23

Test

Specification

APPEARANCE (COLOR)Off White to Yellow
APPEARANCE (FORM)Powder or Crystals
MELTING POINT5 DEGREES CELSIUS RANGE (MAXIMUM), INCLUDING 156 DEGREES C
SOLUBILITY (COLOR)Faint Yellow to Dark Yellow and Faint Green-Yellow to Dark Green-Yellow
SOLUBILITY (TURBIDITY)Clear
SOLUBILITY (METHOD)2% IN ETHYL ACETATE
CARBON CONTENT83.5 - 89.6 %
INFRARED SPECTRUMCONFORMS TO STRUCTURE
WAVELENGTH (1) (UV)425 NM, PASSES ABSORBANCE OF REAGENT SOLUTION TEST
ABSORBANCE (1)≤ 0.75
WAVELENGTH (2) (UV)620 NM, PASSES ABSORBANCE OF REAGENT SOLUTION TEST
ABSORBANCE (2)≤ 0.045
SOLVENT (UV)SULFURIC ACID (ACC. TO ACS-TEST ABSORBANCE OF REAGENT SOLUTION)
Miscellaneous AssayPASSES TEST SENSITIVITY TO CARBOHYDRATES
ACS SPECIFICATIONSPASSES