93751-71-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93751-71-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,7,5 and 1 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 93751-71:
(7*9)+(6*3)+(5*7)+(4*5)+(3*1)+(2*7)+(1*1)=154
154 % 10 = 4
So 93751-71-4 is a valid CAS Registry Number.
InChI:InChI=1/C18H21NO11S/c1-8-5-14(21)29-12-6-10(3-4-11(8)12)28-18-15(19-9(2)20)17(23)16(22)13(30-18)7-27-31(24,25)26/h3-6,13,15-18,22-23H,7H2,1-2H3,(H,19,20)(H,24,25,26)/t13-,15-,16-,17-,18?/m1/s1