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23544-46-9

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23544-46-9 Usage

Description

This alkaloid, which is the O-~-D-glucoside of ipalbidine, also occurs in Ipomoea alba L. It is dextrorotatory with [α]23D + 32.5° (c 0.03, EtOH). The structure has been confirmed by the total synthesis from 2-methoxypyrroline and the methyl ester of acetylacetic acid.

References

Gourley et al., Chem. Commun., 709 (1969) Total synthesis: Wick, Bartlett, Dolphin., Helv. Chim. Acta., 54, 513 (1971)

Check Digit Verification of cas no

The CAS Registry Mumber 23544-46-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,5,4 and 4 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 23544-46:
(7*2)+(6*3)+(5*5)+(4*4)+(3*4)+(2*4)+(1*6)=99
99 % 10 = 9
So 23544-46-9 is a valid CAS Registry Number.

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