67441-26-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67441-26-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,4,4 and 1 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 67441-26:
(7*6)+(6*7)+(5*4)+(4*4)+(3*1)+(2*2)+(1*6)=133
133 % 10 = 3
So 67441-26-3 is a valid CAS Registry Number.
InChI:InChI=1/C33H39NO13/c1-12-27(37)18(36)9-22(44-12)47-32-13(2)45-21(8-17(32)34)46-20-11-33(42,14(3)35)10-16-24(20)31(41)26-25(29(16)39)28(38)15-6-5-7-19(43-4)23(15)30(26)40/h5-7,12-13,17-18,20-22,27,32,36-37,39,41-42H,8-11,34H2,1-4H3