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ent-6β,21;6'β,21'-diepoxy-2'-hydroxy-17'-(4-iodo-benzoyloxy)-2,3-didehydro-(7βC4'',3'β)-3',4''-dihydro-2'H-spiro[aspidospermidine-7,5''-pyrido[1',2',3':1,2,3]aspidospermidine]-3-carboxylic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

38741-20-7

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38741-20-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 38741-20-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,8,7,4 and 1 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 38741-20:
(7*3)+(6*8)+(5*7)+(4*4)+(3*1)+(2*2)+(1*0)=127
127 % 10 = 7
So 38741-20-7 is a valid CAS Registry Number.

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