12033-72-6 Usage
Chemical Properties
gray; fcc, a=0.412 nm; can be prepared by heating tungsten in ammonia; there is also a WN phase, 12058-38-7 [KIR83] [KIR81]
Check Digit Verification of cas no
The CAS Registry Mumber 12033-72-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,0,3 and 3 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 12033-72:
(7*1)+(6*2)+(5*0)+(4*3)+(3*3)+(2*7)+(1*2)=56
56 % 10 = 6
So 12033-72-6 is a valid CAS Registry Number.
InChI:InChI=1/2H3N.W/h2*1H3;/q2*-3;+6