212755-80-1 Usage
Chemical Properties
light brown powder
Check Digit Verification of cas no
The CAS Registry Mumber 212755-80-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,2,7,5 and 5 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 212755-80:
(8*2)+(7*1)+(6*2)+(5*7)+(4*5)+(3*5)+(2*8)+(1*0)=121
121 % 10 = 1
So 212755-80-1 is a valid CAS Registry Number.
InChI:InChI=1/C9H7NO4/c11-4-6(5-12)7-2-1-3-8(10-7)9(13)14/h1-6H,(H,13,14)