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132971-64-3

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132971-64-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 132971-64-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,2,9,7 and 1 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 132971-64:
(8*1)+(7*3)+(6*2)+(5*9)+(4*7)+(3*1)+(2*6)+(1*4)=133
133 % 10 = 3
So 132971-64-3 is a valid CAS Registry Number.
InChI:InChI=1/C29H25NO11/c1-9-5-12-15(31)8-14-20(19(12)24(34)17(9)28(37)30-10(2)29(38)39)26(36)21-22(27(14)41-4)25(35)18-13(23(21)33)6-11(40-3)7-16(18)32/h5-7,10,15,31-32,34,36H,8H2,1-4H3,(H,30,37)(H,38,39)/t10-,15-/m1/s1

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