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57987-75-4

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57987-75-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 57987-75-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,9,8 and 7 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 57987-75:
(7*5)+(6*7)+(5*9)+(4*8)+(3*7)+(2*7)+(1*5)=194
194 % 10 = 4
So 57987-75-4 is a valid CAS Registry Number.

57987-75-4Relevant articles and documents

Synthesis of novel substituted isoquinolones

Briet, Nicolas,Brookes, Michael H,Davenport, Richard J,Galvin, Frances C.A,Gilbert, Philip J,Mack, Stephen R,Sabin, Verity

, p. 5761 - 5766 (2007/10/03)

A series of novel substituted isoquinolones have been synthesised. This has been achieved by two routes, either Curtius rearrangment of cinnamic acids or via an isoquinoline N-oxide.

Facile synthesis of halo-substituted tetrahydroisoquinolines and tetrahydro-2-benzazepines via N-acetyl-1,2-dihydroisoquinolines

Perchonock,Lantos,Finkelstein,Holden

, p. 1950 - 1953 (2007/10/02)

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7 AND 8-Halo substituted 1,2,3,4-tetrahydroisoquinoline compounds

-

, (2008/06/13)

1,2,3,4-Tetrahydroisoquinoline compounds having 7 and 8 halo substituents are inhibitors of phenylethanolamine N-methyltransferase.

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