1645-76-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1645-76-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,6,4 and 5 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1645-76:
(6*1)+(5*6)+(4*4)+(3*5)+(2*7)+(1*6)=87
87 % 10 = 7
So 1645-76-7 is a valid CAS Registry Number.
1645-76-7Relevant articles and documents
An Unexpected Reaction of Diphenyldiazomethane with Perfluoro-2-nitrosopropane
Banks, Ronald Eric,Richards, Adrian
, p. 205 - 206 (2007/10/02)
Diphenyldiazomethane reacts with perfluoro-2-nitrosopropane at low temperatures to yield the oxime ether (CF3)2C=NOCFPh2, some chemistry of which has been explored.