103671-34-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103671-34-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,6,7 and 1 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 103671-34:
(8*1)+(7*0)+(6*3)+(5*6)+(4*7)+(3*1)+(2*3)+(1*4)=97
97 % 10 = 7
So 103671-34-7 is a valid CAS Registry Number.
InChI:InChI=1/C30H35N2O4.C17H14N4O3.C16H13N5O4.Cr/c1-5-31(6-2)21-13-15-25-27(19-21)36-28-20-22(32(7-3)8-4)14-16-26(28)29(25)23-11-9-10-12-24(23)30(34)35-18-17-33;1-11-15(16(22)21(20-11)12-7-3-2-4-8-12)19-18-14-10-6-5-9-13(14)17(23)24;1-10-15(16(23)20(19-10)11-5-3-2-4-6-11)18-17-13-9-12(21(24)25)7-8-14(13)22;/h9-16,19-20,33H,5-8,17-18H2,1-4H3;2-10,22H,1H3,(H,23,24);2-9,22-23H,1H3;/q+1;;;+3/p-4/b;19-18-;18-17+;