752-71-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 752-71-6 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 7,5 and 2 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 752-71:
(5*7)+(4*5)+(3*2)+(2*7)+(1*1)=76
76 % 10 = 6
So 752-71-6 is a valid CAS Registry Number.
InChI:InChI=1/C28H35N9O20P2/c29-22-14-23(31-7-30-22)37(8-32-14)26-19(44)16(41)11(54-26)6-52-58(48,49)57-59(50,51)56-10(21-17(42)20(45)25(55-21)36-4-2-13(39)34-28(36)47)5-9-15(40)18(43)24(53-9)35-3-1-12(38)33-27(35)46/h1-4,7-11,15-21,24-26,40-45H,5-6H2,(H,48,49)(H,50,51)(H2,29,30,31)(H,33,38,46)(H,34,39,47)/t9-,10?,11-,15-,16-,17+,18-,19-,20-,21-,24-,25-,26-/m1/s1