178970-82-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 178970-82-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,8,9,7 and 0 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 178970-82:
(8*1)+(7*7)+(6*8)+(5*9)+(4*7)+(3*0)+(2*8)+(1*2)=196
196 % 10 = 6
So 178970-82-6 is a valid CAS Registry Number.
178970-82-6Relevant articles and documents
CHLORINATION OF N-ARYLSULFONYL-1,4-AMINONAPHTHOLS AND N-ARYLSULFONYL-1,4-NAPHTHOQUINONE 4-IMINES
Avdeenko, A. P.,Velichko, N. V.,Romanenko, E. A.,Pirozhenko, V. V.
, p. 1535 - 1543 (2007/10/02)
The final products from the chlorination of N-arylsulfonyl-1,4-aminonaphthols and N-arylsulfonyl-1,4-naphthoquinone 4-imines are 4-arylsulfonylimino-1-oxo-2,2,3,3,-tetrachloro-1,2,3,4-tetrahydronaphthalenes.
