149934-21-4 Usage
Chemical Properties
Dark green powder
Check Digit Verification of cas no
The CAS Registry Mumber 149934-21-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,9,9,3 and 4 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 149934-21:
(8*1)+(7*4)+(6*9)+(5*9)+(4*3)+(3*4)+(2*2)+(1*1)=164
164 % 10 = 4
So 149934-21-4 is a valid CAS Registry Number.
InChI:InChI=1/C23H28N4O7.H2O4S/c1-26(2)12-7-11(24)17(28)14-9(12)5-8-6-10-16(27(3)4)19(30)15(22(25)33)21(32)23(10,34)20(31)13(8)18(14)29;1-5(2,3)4/h7-8,10,16,28,30-31,34H,5-6,24H2,1-4H3,(H2,25,33);(H2,1,2,3,4)/t8-,10-,16-,23-;/m0./s1