21052-26-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 21052-26-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,0,5 and 2 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 21052-26:
(7*2)+(6*1)+(5*0)+(4*5)+(3*2)+(2*2)+(1*6)=56
56 % 10 = 6
So 21052-26-6 is a valid CAS Registry Number.
InChI:InChI=1/C10H15N2O9P/c1-4-2-12(10(16)11-8(4)15)9-7(14)6(13)5(21-9)3-20-22(17,18)19/h2,5-7,9,13-14H,3H2,1H3,(H,11,15,16)(H2,17,18,19)/t5-,6-,7+,9?/m1/s1