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581808-43-7

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581808-43-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 581808-43-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,8,1,8,0 and 8 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 581808-43:
(8*5)+(7*8)+(6*1)+(5*8)+(4*0)+(3*8)+(2*4)+(1*3)=177
177 % 10 = 7
So 581808-43-7 is a valid CAS Registry Number.

581808-43-7Downstream Products

581808-43-7Relevant articles and documents

Photochemistry of polyhalogenated heterocyclic enaminones: Competition between cyclization and dehalogenation

Aragon, Pierre-Jean,Chezal, Jean-Michel,Chavignon, Olivier,Teulade, Jean-Claude,Chapat, Jean-Pierre,Blache, Yves

, p. 189 - 194 (2003)

Photochemistry of polyhalogenated enaminones is described under various conditions to give functionalized tetrahydroazacarbazolone (9, 15). Starting enaminones (2, 7, 14) also underwent competitive dehalogenations creating a set of secondary products. Mec

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