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Specification No. D09

Diindolylmethane

3,3´-Bis(Indolyl)methane

DIM

Molecular Formula: C17H14N2
Molecular Weight: 246.31
C.A.S. No.: [1968-05-4]

Description: slightly pink to pink substance

Tests:
Identification: I.R. spectrum USP 28, <197>
Melting point: min. 165 °C  USP 28, <741>
Loss on drying (100 °C): max. 1.0 %  USP 28, <731>
Sulphated ash:
max. 0.2 %  USP 28, <281>
Heavy metals: max 0.001  USP 28, <231>
Assay (HPLC): min. 98.0 % Area  USP 28, <621>
Ethanol (GC):
max. 2500 ppm  USP 28, <621>
Acetonitrile (GC): max. 400 ppm  USP 28, <621>
Stored under nitrogen, in a cool, dry and dark place, avoiding contact with acid vapors.
Shelf life: 3 years

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