19706-58-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19706-58-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,7,0 and 6 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 19706-58:
(7*1)+(6*9)+(5*7)+(4*0)+(3*6)+(2*5)+(1*8)=132
132 % 10 = 2
So 19706-58-2 is a valid CAS Registry Number.
InChI:InChI=1/2C20H36O4.2C4H9.Sn/c2*1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-18-24-20(23)17-16-19(21)22;2*1-3-4-2;/h2*16-17H,2-15,18H2,1H3,(H,21,22);2*1,3-4H2,2H3;/b2*17-16-;;;/r2C20H36O4.C8H18Sn/c2*1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-18-24-20(23)17-16-19(21)22;1-3-5-7-9-8-6-4-2/h2*16-17H,2-15,18H2,1H3,(H,21,22);3-8H2,1-2H3/b2*17-16-;