77632-94-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77632-94-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,6,3 and 2 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 77632-94:
(7*7)+(6*7)+(5*6)+(4*3)+(3*2)+(2*9)+(1*4)=161
161 % 10 = 1
So 77632-94-1 is a valid CAS Registry Number.
InChI:InChI=1/C17H19NO4/c1-18-5-4-17-10-7-2-3-9(19)13(10)22-16(17)12(20)15-14(21-15)11(17)8(18)6-7/h2-3,8,11-12,14-16,19-20H,4-6H2,1H3/t8-,11-,12+,14+,15-,16-,17-/m1/s1