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1628535-39-6

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1628535-39-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1628535-39-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,2,8,5,3 and 5 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1628535-39:
(9*1)+(8*6)+(7*2)+(6*8)+(5*5)+(4*3)+(3*5)+(2*3)+(1*9)=186
186 % 10 = 6
So 1628535-39-6 is a valid CAS Registry Number.

1628535-39-6Upstream product

1628535-39-6Relevant articles and documents

Stereoselective synthesis of resorcylic acid lactone Cochliomycin B

Nagalatha,Siva Ganesh,Venkat Narsaiah

, (2021/09/22)

The total synthesis of 14-membered resorcylic acid lactone, Cochliomycin B has prescribed, in a convergent manner, from readily available starting materials, D-galactose, L-aspartic acid and ethyl acetoacetate. The key reactions involved in the synthesis are Julia-Kocienski olefination, E-selective Horner-Wadsworth-Emmons olefination and intramolecular lactonization.

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