4238-82-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4238-82-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,2,3 and 8 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 4238-82:
(6*4)+(5*2)+(4*3)+(3*8)+(2*8)+(1*2)=88
88 % 10 = 8
So 4238-82-8 is a valid CAS Registry Number.
InChI:InChI=1/C21H27N3O2/c1-23-12-14-11-19-17(16-6-5-7-18(23)20(14)16)10-15(13-24(19)2)21(26)22-8-3-4-9-25/h5-7,10,12,15,19,25H,3-4,8-9,11,13H2,1-2H3,(H,22,26)/t15-,19-/m1/s1