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30342-06-4

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30342-06-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 30342-06-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,3,4 and 2 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 30342-06:
(7*3)+(6*0)+(5*3)+(4*4)+(3*2)+(2*0)+(1*6)=64
64 % 10 = 4
So 30342-06-4 is a valid CAS Registry Number.

30342-06-4Downstream Products

30342-06-4Relevant articles and documents

THE ABSOLUTE CONFIGURATIONS OF (+)-THALICTRIFOLINE AND (+)-CORYDALIC ACID METHYL ESTER. TOTAL SYNTHESIS OF (+)-THALICTRIFOLINE.

Iwasa, Kinuko,Gupta, Yash Pal,Cushman, Mark

, p. 2333 - 2336 (1981)

(+)-Thalictrifoline (3) has been synthesized from an optically resolved (+)-8-oxo-13-carboxytetrahydroprotoberberine (13) whose absolute configuration was established by correlation with (+)-18.This determines the absolute configurations of (+)-thalictrifoline (3) as 13R, 14R and (+)-corydalic acid methyl ester (9) as 3R, 4R.

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