Welcome to LookChem.com Sign In|Join Free

CAS

  • or

204193-59-9

Post Buying Request

204193-59-9 Suppliers

Recommended suppliersmore

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

204193-59-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 204193-59-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,4,1,9 and 3 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 204193-59:
(8*2)+(7*0)+(6*4)+(5*1)+(4*9)+(3*3)+(2*5)+(1*9)=109
109 % 10 = 9
So 204193-59-9 is a valid CAS Registry Number.

204193-59-9Relevant articles and documents

Preparation and reactions of 2,4,6-tris(trifluoromethyl)phenylamine

Ahlemann, Jens-T,Roesky, Herbert W.,Noltemeyer, Mathias,Schmidt, Hans-G.,Markovsky, Leonid N.,Shermolovich, Yuri G.

, p. 87 - 90 (2007/10/03)

Starting from RfH (1) [Rf = 1,3,5-tris(trifluoromethyl)phenyl] RfNH2 (6) is obtained in a four-step synthesis. The amine 6 reacts with chlorotrimethylsilane in the presence of DBU (1,8-diazabicyclo(5,4,0)undec-7

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 204193-59-9