17819-76-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17819-76-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,8,1 and 9 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 17819-76:
(7*1)+(6*7)+(5*8)+(4*1)+(3*9)+(2*7)+(1*6)=140
140 % 10 = 0
So 17819-76-0 is a valid CAS Registry Number.
InChI:InChI=1/C27H37NO7/c1-14-11-28-12-18-7-5-17-6-8-19-20(24(31)33-4)10-26(23(17)19)25(18,13-34-15(2)29)22(35-16(3)30)9-21(14)27(26,28)32/h14,18-22,32H,5-13H2,1-4H3/t14-,18?,19+,20+,21+,22+,25+,26+,27+/m0/s1