20349-39-7 Usage
Chemical Properties
pinkish-grey presscake
Flammability and Explosibility
Notclassified
Check Digit Verification of cas no
The CAS Registry Mumber 20349-39-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,3,4 and 9 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 20349-39:
(7*2)+(6*0)+(5*3)+(4*4)+(3*9)+(2*3)+(1*9)=87
87 % 10 = 7
So 20349-39-7 is a valid CAS Registry Number.
InChI:InChI=1/C10H8O7S2.2Na/c11-10-5-8(19(15,16)17)4-6-3-7(18(12,13)14)1-2-9(6)10;;/h1-5,11H,(H,12,13,14)(H,15,16,17);;/q;2*+1/p-2
