80398-07-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80398-07-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,3,9 and 8 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 80398-07:
(7*8)+(6*0)+(5*3)+(4*9)+(3*8)+(2*0)+(1*7)=138
138 % 10 = 8
So 80398-07-8 is a valid CAS Registry Number.
80398-07-8Relevant articles and documents
3[(Alkoxy)(4-aminophenyl, 1-naphthyl or 1-biphenylyl)methyl]1H-indoles
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, (2008/06/13)
3-[(Alkoxy)(aryl or heteroaryl)methyl]-1H-indoles which are useful as color formers in pressure-sensitive carbonless duplicating systems and thermal marking systems are prepared by reacting 3-[(arylsulfonyl)(aryl or heteroaryl)methyl]-1H-indoles with alco
