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240116-46-5

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240116-46-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 240116-46-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,4,0,1,1 and 6 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 240116-46:
(8*2)+(7*4)+(6*0)+(5*1)+(4*1)+(3*6)+(2*4)+(1*6)=85
85 % 10 = 5
So 240116-46-5 is a valid CAS Registry Number.

240116-46-5Downstream Products

240116-46-5Relevant articles and documents

Regioselective friedel-crafts acylation with unsymmetrically substituted furandicarboxylic acid anhydride and furan acid chloride: Syntheses of 4-substituted 3-arylcarbonyl-2-phenylfuran and 3-substituted 4-arylcarbonyl-2-phenylfuran

Lin, Shrong-Shi,Nie, Xiao-Ping,Yu, Jun-Hua,Ye, Xiu-Lin

, p. 265 - 278 (2007/10/03)

Friedel-Crafts acylation of aromatic compounds with 2-phenylfuran-3,4-dicarboxylic acid anhydride (4) and 3-methoxycarbonyl-2-phenylfuran-4-carboxylic acid chloride (6) was studied. The reaction with 4, unsymmetrically substituted cyclic anhydrides, affor

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