117378-57-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 117378-57-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,3,7 and 8 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 117378-57:
(8*1)+(7*1)+(6*7)+(5*3)+(4*7)+(3*8)+(2*5)+(1*7)=141
141 % 10 = 1
So 117378-57-1 is a valid CAS Registry Number.
117378-57-1Relevant articles and documents
2H-1,4-BENZOTIAZINE 3-(DIALCHILAMMINO)SOSTITUITE
Balbi, A.,Ferreccio, R.,Braccio, M. Di,Mazzei, M.,Roma, G.
, p. 955 - 962 (2007/10/02)
Reaction of 2-aminothiophenol with N,N,N',N'-tetrasubstituted 2-bromomalonamides (I), in the presence of sodium hydroxide, gave 2-malonamides (II) which in turn were converted into N,N-dialkyl-3-(dialkylamino)-2H-benzothiazine-2-carbo