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1189819-98-4

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1189819-98-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1189819-98-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,9,8,1 and 9 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1189819-98:
(9*1)+(8*1)+(7*8)+(6*9)+(5*8)+(4*1)+(3*9)+(2*9)+(1*8)=224
224 % 10 = 4
So 1189819-98-4 is a valid CAS Registry Number.

1189819-98-4Downstream Products

1189819-98-4Relevant articles and documents

Synthesis of functionalized salicylates by formal [3+3] cyclocondensation of 1,3-bis(silyloxy)buta-1,3-dienes with 3-alkoxy-2-en-1-ones

Mross, Gerson,Ladzik, Simone,Reinke, Helmut,Spannenberg, Anke,Fischer, Christine,Langer, Peter

experimental part, p. 2236 - 2248 (2009/12/26)

The formal [3+3] cyclization of 1,3-bis(silyloxy)buta-1,3-dienes with 1-aryl-3-ethoxyprop-2-en-1-ones, available by Heck reaction of benzoyl chlorides with ethyl vinyl ether, afforded a variety of 6-arylsalicylates. The reaction of the products with conce

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