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1619998-85-4

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1619998-85-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1619998-85-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,1,9,9,9 and 8 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1619998-85:
(9*1)+(8*6)+(7*1)+(6*9)+(5*9)+(4*9)+(3*8)+(2*8)+(1*5)=244
244 % 10 = 4
So 1619998-85-4 is a valid CAS Registry Number.

1619998-85-4Downstream Products

1619998-85-4Relevant articles and documents

Sequential Palladium-Catalyzed Allylic Alkylation/retro-Dieckmann Fragmentation Strategy for the Synthesis of α-Substituted Acrylonitriles

Katsina, Tania,Sharma, Sachi Prem,Buccafusca, Roberto,Quinn, Derek J.,Moody, Thomas S.,Arseniyadis, Stellios

supporting information, p. 9348 - 9352 (2019/11/20)

A straightforward synthesis of α-substituted acrylonitriles is described using 4-cyano-3-oxotetrahydro-thiophene (c-THT) as an acrylonitrile surrogate. This unprecedented two-step sequence featuring a palladium-catalyzed allylic alkylation (Pd-AA) and a retro-Dieckmann fragmentation provides a general entry into diversely substituted 1,4-dienes.

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