138663-53-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 138663-53-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,6,6 and 3 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 138663-53:
(8*1)+(7*3)+(6*8)+(5*6)+(4*6)+(3*3)+(2*5)+(1*3)=153
153 % 10 = 3
So 138663-53-3 is a valid CAS Registry Number.
InChI:InChI=1/C27H33N9O15P2/c1-10-3-12-13(4-11(10)2)35(24-18(32-12)25(42)34-27(43)33-24)5-14(37)19(39)15(38)6-48-52(44,45)51-53(46,47)49-7-16-20(40)21(41)26(50-16)36-9-31-17-22(28)29-8-30-23(17)36/h3-4,8-9,14-16,19-21,26,37-41H,5-7H2,1-2H3,(H,44,45)(H,46,47)(H2,28,29,30)(H,34,42,43)/t14-,15-,16+,19+,20+,21+,26+/m0/s1