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methyl 4-bromo-3,4-dihydro-3-(4-methoxyphenyl)-1-thioxo-1H-2-benzopyran-4-carboxylate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1114339-57-9

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1114339-57-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1114339-57-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,1,4,3,3 and 9 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1114339-57:
(9*1)+(8*1)+(7*1)+(6*4)+(5*3)+(4*3)+(3*9)+(2*5)+(1*7)=119
119 % 10 = 9
So 1114339-57-9 is a valid CAS Registry Number.

1114339-57-9Upstream product

1114339-57-9Downstream Products

1114339-57-9Relevant academic research and scientific papers

Novel 1H-2-benzopyran-1-one and 2,3-benzodiazepin-1-one derivatives

Mahmoud, Mahmoud R.,El-Shahawi, Manai M.,Farahat, Samira E.

, p. 59 - 60 (2008)

A number of novel 1H-2-benzopyran-1-one derivatives have been synthesised using the readily obtainable starting material obtained from the Stobbe-type condensation of diethyl homophthalate with p-anisaldehyde. Bromination, followed by hydrazinolysis, produced the tetrahydro-2,3-benzodiazepin-1-one derivative 5.

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