Welcome to LookChem.com Sign In|Join Free

CAS

  • or

74420-34-1

Post Buying Request

74420-34-1 Suppliers

Recommended suppliersmore

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

74420-34-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74420-34-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,4,2 and 0 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 74420-34:
(7*7)+(6*4)+(5*4)+(4*2)+(3*0)+(2*3)+(1*4)=111
111 % 10 = 1
So 74420-34-1 is a valid CAS Registry Number.

74420-34-1Relevant articles and documents

NAD(P)+-NAD(P)H Models. 65. Photochemical Reductive Desulfonylation of β-Keto Sulfones with Hantzsch Ester

Fujii, Masayuki,Nakamura, Kaoru,Mekata, Hidevuki,Oka, Shinzaburo,Ohno, Atsuyoshi

, p. 495 - 500 (2007/10/02)

A new procedure for the reductive desulfonylation of β-keto sulfones is described.The reaction proceeds under a photochemical conditions with the Hantzsch ester in pyridine in the presence of ruthenium(II).Various functional groups are unaffected under the reaction conditions.Application of the procedure to the syntheses of certain natural products is also described.

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 74420-34-1