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(4R,5R)-5-(Adamantane-1-carbonyl)-2-amino-4-(4-bromo-phenyl)-4,5-dihydro-thiophene-3-carbonitrile is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

134513-91-0

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134513-91-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 134513-91-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,5,1 and 3 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 134513-91:
(8*1)+(7*3)+(6*4)+(5*5)+(4*1)+(3*3)+(2*9)+(1*1)=110
110 % 10 = 0
So 134513-91-0 is a valid CAS Registry Number.

134513-91-0Downstream Products

134513-91-0Relevant academic research and scientific papers

Stereoselective synthesis of trans-2,3-disubstituted 5-amino-4-cyano-2,3-dihydrothiophenes

Shestopalov,Bogomolova,Litvinov

, p. 277 - 278 (1991)

Interaction of 1-(1-adamantylcarbonylmethyl)pyridinium bromide (1) with arylmethylenecyanothioacetamides 2 proceeds stereoselectively with formation of 2-(1-adamantylcarbonyl)-5-amino-3-aryl-4-cyano-2,3-dihydrothiophenes. Dihydrothiophenes were obtained in a good yield by three-component condensation of pyridinium bromide 1, aldehydes and cyanothioacetamide in presence of triethylamine.

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