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19883-34-2

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19883-34-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 19883-34-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,8,8 and 3 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 19883-34:
(7*1)+(6*9)+(5*8)+(4*8)+(3*3)+(2*3)+(1*4)=152
152 % 10 = 2
So 19883-34-2 is a valid CAS Registry Number.

19883-34-2Downstream Products

19883-34-2Relevant articles and documents

Regiochemistry in aryl radical cyclisations (5-exo versus 6-endo) of N-vinylic 2-iodobenzamides

Ishibashi, Hiroyuki,Ohata, Kohei,Niihara, Michiyo,Sato, Tatsunori,Ikeda, Masazumi

, p. 547 - 554 (2007/10/03)

Bu3SnH-mediated aryl radical cyclisations of a range of N-vinylic 2-iodobenzamides 10 were examined. The enamides 10a-d gave exclusively the 5-exo cyclisation products 11a-d, whereas the enamides 10e,f having a phenyl substituent on the vinylic carbon ato

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