1738-02-9 Usage
Chemical Properties
brown powder
Check Digit Verification of cas no
The CAS Registry Mumber 1738-02-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,7,3 and 8 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1738-02:
(6*1)+(5*7)+(4*3)+(3*8)+(2*0)+(1*2)=79
79 % 10 = 9
So 1738-02-9 is a valid CAS Registry Number.
InChI:InChI=1/C22H16N4O14S4.4Na/c27-21-18-11(9-16(43(35,36)37)19(21)25-23-12-5-1-3-7-14(12)41(29,30)31)10-17(44(38,39)40)20(22(18)28)26-24-13-6-2-4-8-15(13)42(32,33)34;;;;/h1-10,27-28H,(H,29,30,31)(H,32,33,34)(H,35,36,37)(H,38,39,40);;;;/q;4*+1/p-4/b25-23+,26-24+;;;;