Welcome to LookChem.com Sign In|Join Free
  • or
1,3-bis(trifluoromethyl)-2,5-difluorobenzene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

21581-78-2

Post Buying Request

21581-78-2 Suppliers

Recommended suppliers

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

21581-78-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 21581-78-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,5,8 and 1 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 21581-78:
(7*2)+(6*1)+(5*5)+(4*8)+(3*1)+(2*7)+(1*8)=102
102 % 10 = 2
So 21581-78-2 is a valid CAS Registry Number.

21581-78-2Downstream Products

21581-78-2Relevant academic research and scientific papers

Transformations of perfluoroxylenes and perfluoro-p-cymene under the action of Zn(Cu)-DMF-H2O

Krasnov, Vyacheslav I.,Platonov, Vyacheslav E.,Beregovaya, Irina V.,Shchegoleva, Lyudmila N.

, p. 1797 - 1812 (2007/10/03)

Perfluorinated xylenes and perfluoro-para-cymene undergo hydrodefluorination under the action of Zn(Cu)-DMF-H2O. Hydrogen enters mainly at the benzyl position of para-dialkylbenzenes and at the para position to perfluoroalkyl groups of perfluor

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 21581-78-2