142035-49-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 142035-49-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,0,3 and 5 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 142035-49:
(8*1)+(7*4)+(6*2)+(5*0)+(4*3)+(3*5)+(2*4)+(1*9)=92
92 % 10 = 2
So 142035-49-2 is a valid CAS Registry Number.
InChI:InChI=1/C45H67N9O19/c1-19(2)31(46)40(65)53-32(20(3)70-44-33(50-21(4)57)38(35(61)29(17-56)71-44)73-45-37(63)36(62)34(60)28(16-55)72-45)41(66)52-25(13-23-14-47-18-49-23)42(67)54-11-5-6-27(54)39(64)48-15-30(59)51-26(43(68)69)12-22-7-9-24(58)10-8-22/h7-10,14,18-20,25-29,31-38,44-45,55-56,58,60-63H,5-6,11-13,15-17,46H2,1-4H3,(H,47,49)(H,48,64)(H,50,57)(H,51,59)(H,52,66)(H,53,65)(H,68,69)