Welcome to LookChem.com Sign In|Join Free

CAS

  • or

1187772-43-5

Post Buying Request

1187772-43-5 Suppliers

Recommended suppliersmore

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

1187772-43-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1187772-43-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,7,7,7 and 2 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1187772-43:
(9*1)+(8*1)+(7*8)+(6*7)+(5*7)+(4*7)+(3*2)+(2*4)+(1*3)=195
195 % 10 = 5
So 1187772-43-5 is a valid CAS Registry Number.

1187772-43-5Downstream Products

1187772-43-5Relevant articles and documents

Nickel-catalyzed direct alkynylation of azoles with alkynyl bromides

Matsuyama, Naoto,Hirano, Koji,Satoh, Tetsuya,Miura, Masahiro

supporting information; experimental part, p. 4156 - 4159 (2009/12/31)

The direct C - H alkynylation of azoles with alkynyl bromides proceeds efficiently In the presence of a nickel-based catalyst system. The reaction enables the introduction of various alkynyl groups bearing aryl, alkenyl, alkyl, and silyl substituents to t

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

What can I do for you?
Get Best Price

Get Best Price for 1187772-43-5