Welcome to LookChem.com Sign In|Join Free
  • or
Acetic acid, bromo-, (2-oxocyclohexyl)methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

142072-60-4

Post Buying Request

142072-60-4 Suppliers

Recommended suppliers

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

142072-60-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 142072-60-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,0,7 and 2 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 142072-60:
(8*1)+(7*4)+(6*2)+(5*0)+(4*7)+(3*2)+(2*6)+(1*0)=94
94 % 10 = 4
So 142072-60-4 is a valid CAS Registry Number.

142072-60-4Relevant academic research and scientific papers

Expeditious and Efficient Annulation Protocol for the Synthesis of α,β-Unsaturated δ-Lactones from β-Keto Esters

Nangia, A.,Rao, P. Bheema

, p. 2375 - 2378 (1992)

β-Keto esters 6a-e are transformed into β-keto alcohols 7a-e, which are homologated to phosphonates 9a-e.Intramolecular Horner-Wadsworth-Emmons reaction affords δ-lactones 10a-d in excellent overall yields. Key words: δ-Lactones; β-Keto esters; Intramolecular; Phosphonates; Horner-Wadsworth-Emmons

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 142072-60-4