Welcome to LookChem.com Sign In|Join Free
  • or
tetrakis-1,2,4,5->benzene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

139086-91-2

Post Buying Request

139086-91-2 Suppliers

Recommended suppliers

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

139086-91-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 139086-91-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,0,8 and 6 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 139086-91:
(8*1)+(7*3)+(6*9)+(5*0)+(4*8)+(3*6)+(2*9)+(1*1)=152
152 % 10 = 2
So 139086-91-2 is a valid CAS Registry Number.

139086-91-2Relevant academic research and scientific papers

THE SYNTHESIS OF A PORPHYRIN WITH A HYDROCARBON ENCAPSULATED FACE

Schnatter, Wayne F. K.,Almarsson, Oern,Bruice, Thomas C.

, p. 8687 - 8700 (1991)

The uniquely hydrocarbon-like capped porphyrin (C70H68N4), 1i, has been successfully prepared by a high dilution reaction of pyrrole with tetrakis-1,2,4,5--benzene 1h in the presence of boron trifluoride etherate.The aldehyde

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 139086-91-2