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7-dehydrocholesterol cas 434-16-2

Assay: 95%min

Appearance:Pale yellow crystalline powder

Packing: 25kg/drum

Sample: Available


7-Dehydrocholesterol Details

Chemical Name: 7-Dehydrocholesterol

CAS No.:434-16-2

Molecular Formula:C27H44O

Molecular Weight:384.64


Appearance:Pale yellow crystalline powder

7-Dehydrocholesterol Typical Properties

Item tested Specification Results
Appearance Pale yellow crystalline powder complies
Melting point 145-151℃ 147.2-148.1℃
Specific rotation -108°~-120° -113°
Loss on drying <0.5% 0.25%
Residue on ignition <0.1% 0.05%
Heavy metals <20ppm complies
Assay ≥95% 95.07%


Intermediate of vitamin D3.

7-Dehydrocholesterol Packaging and Shipping

Packing: 25kg/drum

7-Dehydrocholesterol Storage

Keep in dry place, store in tight closed container.

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