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5-(2,4-dimethylphenyll)-5-oxopentanoic acid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

420119-85-3

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420119-85-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 420119-85-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,2,0,1,1 and 9 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 420119-85:
(8*4)+(7*2)+(6*0)+(5*1)+(4*1)+(3*9)+(2*8)+(1*5)=103
103 % 10 = 3
So 420119-85-3 is a valid CAS Registry Number.

420119-85-3Relevant academic research and scientific papers

Hypervalent iodine(III) sulfonate mediated synthesis of 5-benzoyldihydro-2(3H)-furan-one in ionic solvent

Hou, Rei-Sheu,Wang, Huey-Min,Lin, Yu-Chien,Chen, Ling-Chieg

, p. 649 - 656 (2005)

The room temperature ionic liquid, n-butylpyridinium tetrafluoroborate(BPyBF4) is used as a "green" recyclable solvent for the reaction of 4-benzoylbutyric acid with [hydroxy-(2,4-dinitrobenzenesulfonyloxy)iodo]-benzene (HDNIB) to prepare 5-benzoyldihydro-2(3H)-furanone.

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