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89813-69-4

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89813-69-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 89813-69-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,8,1 and 3 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 89813-69:
(7*8)+(6*9)+(5*8)+(4*1)+(3*3)+(2*6)+(1*9)=184
184 % 10 = 4
So 89813-69-4 is a valid CAS Registry Number.

89813-69-4Relevant articles and documents

Catalytic enantioselective one-pot approach to cis- and trans-2,3-diaryl substituted 1,5-benzothiazepines

Meninno, Sara,Quaratesi, Ilaria,Volpe, Chiara,Mazzanti, Andrea,Lattanzi, Alessandra

, p. 6923 - 6934 (2018/10/17)

The first enantioselective catalytic approach to cis- and trans-2,3-diaryl substituted 1,5-benzothiazepines has been conveniently developed in a one-pot fashion, starting from α,β-unsaturated acyl pyrazoles and 2-aminothiophenol. The organocatalytic two-s

Oxazepines and thiazepines. Part 153: Synthesis of 2,3-dihydro-1,5-benzothiazepin-4(5H)-one derivatives

Levai,Duddeck

, p. 827 - 828 (2007/10/02)

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