157351-81-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 157351-81-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,7,3,5 and 1 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 157351-81:
(8*1)+(7*5)+(6*7)+(5*3)+(4*5)+(3*1)+(2*8)+(1*1)=140
140 % 10 = 0
So 157351-81-0 is a valid CAS Registry Number.
InChI:InChI=1/C38H48N8O7S/c1-23(2)16-32-38(53)44-31(13-15-54-22-40-20-28(39)34(49)45-32)36(51)43-30(12-14-47)35(50)46-33(18-25-19-41-29-11-7-6-10-27(25)29)37(52)42-26(21-48)17-24-8-4-3-5-9-24/h3-11,13-15,19,21,23,26,28,30-33,40-41H,12,16-18,20,22,39H2,1-2H3,(H,42,52)(H,43,51)(H,44,53)(H,45,49)(H,46,50)/b15-13-/t26-,28-,30-,31-,32-,33-/m0/s1