133733-41-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133733-41-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,7,3 and 3 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 133733-41:
(8*1)+(7*3)+(6*3)+(5*7)+(4*3)+(3*3)+(2*4)+(1*1)=112
112 % 10 = 2
So 133733-41-2 is a valid CAS Registry Number.
InChI:InChI=1/C50H78N3O8PS/c1-5-6-7-8-9-10-11-12-13-14-17-20-23-29-46(54)45(40-61-62(56,57)60-39-38-53(2,3)4)52-48(55)30-24-21-18-15-16-19-22-25-37-51-63(58,59)47-36-34-43-32-31-41-27-26-28-42-33-35-44(47)50(43)49(41)42/h23,26-29,31-36,45-46,51,54H,5-22,24-25,30,37-40H2,1-4H3,(H-,52,55,56,57)/b29-23+/t45-,46+/m0/s1