72845-94-4 Usage
Chemical Properties
yellow to orange crystalline powder
Check Digit Verification of cas no
The CAS Registry Mumber 72845-94-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,8,4 and 5 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 72845-94:
(7*7)+(6*2)+(5*8)+(4*4)+(3*5)+(2*9)+(1*4)=154
154 % 10 = 4
So 72845-94-4 is a valid CAS Registry Number.
InChI:InChI=1/C20H13NO10S2.2C2H7NO/c22-6-5-21-19(23)11-2-1-10-13-7-9(32(25,26)27)8-15(33(28,29)30)18(13)31-14-4-3-12(20(21)24)16(11)17(10)14;2*3-1-2-4/h1-4,7-8,22H,5-6H2,(H,25,26,27)(H,28,29,30);2*4H,1-3H2