Welcome to LookChem.com Sign In|Join Free
  • or
N-(2-Naphthalen-1-ylethynyl-phenyl)-malonamic acid ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

207803-98-3

Post Buying Request

207803-98-3 Suppliers

Recommended suppliers

  • Product
  • FOB Price
  • Min.Order
  • Supply Ability
  • Supplier
  • Contact Supplier

207803-98-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 207803-98-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,7,8,0 and 3 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 207803-98:
(8*2)+(7*0)+(6*7)+(5*8)+(4*0)+(3*3)+(2*9)+(1*8)=133
133 % 10 = 3
So 207803-98-3 is a valid CAS Registry Number.

207803-98-3Downstream Products

207803-98-3Relevant academic research and scientific papers

Ethyl N-(o-ethynyl)malonanilide as a useful building block for the preparation of 3,4-disubstituted-2(1H)-quinolones, 3,4-disubstituted- and 2,3,4-trisubstituted quinolines

Arcadi, Antonio,Cacchi, Sandro,Fabrizi, Giancarlo,Manna, Fedele,Pace, Paola

, p. 446 - 448 (2007/10/03)

3,4-Disubstituted-2(1H)-quinolones have been prepared through a procedure based on the palladium-catalysed reaction of the readily available ethyl N-(o-ethynyl))malonanilide with aryl, heteroaryl and vinyl halides or vinyl triflates followed by the cycliz

Post a RFQ

Enter 15 to 2000 letters.Word count: 0 letters

Attach files(File Format: Jpeg, Jpg, Gif, Png, PDF, PPT, Zip, Rar,Word or Excel Maximum File Size: 3MB)

1 Customer Service

What can I do for you?
Get Best Price

Get Best Price for 207803-98-3