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145889-57-2

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145889-57-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 145889-57-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,5,8,8 and 9 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 145889-57:
(8*1)+(7*4)+(6*5)+(5*8)+(4*8)+(3*9)+(2*5)+(1*7)=182
182 % 10 = 2
So 145889-57-2 is a valid CAS Registry Number.
InChI:InChI=1/C24H40O2.2C2HF3O2.2Hg/c1-5-7-9-11-13-15-19-25-23-17-18-24(22(4)21(23)3)26-20-16-14-12-10-8-6-2;2*3-2(4,5)1(6)7;;/h5-16,19-20H2,1-4H3;2*(H,6,7);;/q;;;2*+1/p-2/rC28H40F6Hg2O6/c1-5-7-9-11-13-15-17-39-23-19(3)20(4)24(40-18-16-14-12-10-8-6-2)22(36-42-26(38)28(32,33)34)21(23)35-41-25(37)27(29,30)31/h5-18H2,1-4H3

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