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BGC > Product Search > Rapamycin (Sirolimus)
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Suppliers for

Rapamycin (Sirolimus)



Properties

CAS   53123-88-9 
Formula   C51H79NO13 

Structure

3 Registered suppliers


Appearance   Odorless,off-white to yellow crystalline powder
Specific rotation   -147°~-157°
Solubility   Freely soluble in methanol or chloroform ,practical insoluble in water Conform Identification A The IR spectrum of Potassium Bromide preparation of the sample exhibits maxima at the same wavelengths as that of a similar preparation of in-house reference standard. Conform Identification B The UV spectrum of 95% Ethanol preparation of the sample exhibits maxima at 267nm,277nm,288nm that of a similar preparation of in-house reference standard. Conform Identification C The retention times of the peaks for the Trans- and Cis -stereoisomers in the chromatogram of Assay preparation corresponds to that in the chromatogram of the standard preparation,as obtained in the Assay.
Loss On Dry   Not More Than 0.50% 0.18%
Heavy Metals   Not More Than 0.002%
Chromatographic Purity   Individual Impurity Not More Than 1.0%
Impurities   Not More Than 2.0%
Cis-Stereoisomer of Sirolimus   Not More Than 5.0%


Appearance   Odorless,off-white to yellow crystalline powder
Specific rotation   -147°~-157°
Solubility   Freely soluble in methanol or chloroform ,practical insoluble in water Conform Identification A The IR spectrum of Potassium Bromide preparation of the sample exhibits maxima at the same wavelengths as that of a similar preparation of in-house reference standard. Conform Identification B The UV spectrum of 95% Ethanol preparation of the sample exhibits maxima at 267nm,277nm,288nm that of a similar preparation of in-house reference standard. Conform Identification C The retention times of the peaks for the Trans- and Cis -stereoisomers in the chromatogram of Assay preparation corresponds to that in the chromatogram of the standard preparation,as obtained in the Assay.
Loss On Dry   Not More Than 0.50% 0.18%
Heavy Metals   Not More Than 0.002%
Chromatographic Purity   Individual Impurity Not More Than 1.0%
Impurities   Not More Than 2.0%
Cis-Stereoisomer of Sirolimus   Not More Than 5.0%



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Properties:

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