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57701-28-7

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57701-28-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 57701-28-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,7,0 and 1 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 57701-28:
(7*5)+(6*7)+(5*7)+(4*0)+(3*1)+(2*2)+(1*8)=127
127 % 10 = 7
So 57701-28-7 is a valid CAS Registry Number.
InChI:InChI=1/C27H42O4/c1-16-7-12-27(30-15-16)17(2)23-22(31-27)14-26(29)21-6-5-18-13-19(28)8-10-24(18,3)20(21)9-11-25(23,26)4/h5,16-17,19-23,28-29H,6-15H2,1-4H3/t16?,17-,19-,20-,21+,22-,23-,24-,25+,26?,27?/m0/s1

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