75119-75-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75119-75-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,1,1 and 9 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 75119-75:
(7*7)+(6*5)+(5*1)+(4*1)+(3*9)+(2*7)+(1*5)=134
134 % 10 = 4
So 75119-75-4 is a valid CAS Registry Number.
75119-75-4Relevant articles and documents
1,2,2,2-TETRACHLORO-1-ARYLETHYL ISOCYANATES
Bal'on, Ya. G.,Smirnov, V. A.
, p. 648 - 653 (2007/10/02)
The reaction of alkyl N-(1,2,2,2-tetrachloro-1-arylethyl)carbamates with phosphorus pentachloride or the photochemical chlorination of 2,2,2-trichloro-1-arylethyl isocyanates leads to 1,2,2,2-tetrachloro-1-arylethyl isocyanates.The latter were used for th