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1-Benzyl-3-methoxy-1,2-dihydro-isoquinoline-4-carbonitrile is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

81581-49-9

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81581-49-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81581-49-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,5,8 and 1 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 81581-49:
(7*8)+(6*1)+(5*5)+(4*8)+(3*1)+(2*4)+(1*9)=139
139 % 10 = 9
So 81581-49-9 is a valid CAS Registry Number.

81581-49-9Downstream Products

81581-49-9Relevant academic research and scientific papers

Amide-Catalysed Isomerisation of 5,6-Dihydroisoquinolines: a Novel Synthesis of 1,2-Dihydroisoquinolines

Kasturi, Tirumalai Rangachar,Krishnan, Lalitha,Prasad, Ramanujam Srinivasa

, p. 63 - 68 (2007/10/02)

Knoevenagel condensation of 2-acylcyclohexanones or 2-ethoxycarbonylcyclohexanone with either cyanoacetamide or malononitrile followed by silver salt alkylation gave the 5,6,7,8-tetrahydroisoquinolines (3a-i).Chromic acid oxidation of the 5,6,7,8-tetrahyd

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