Welcome to LookChem.com Sign In|Join Free
  • or
[2-(2-but-3-enyl-cyclohex-1-enyl)-2-oxo-ethyl]-phosphonic acid dimethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

251636-99-4

Post Buying Request

251636-99-4 Suppliers

Recommended suppliers

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

251636-99-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 251636-99-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,1,6,3 and 6 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 251636-99:
(8*2)+(7*5)+(6*1)+(5*6)+(4*3)+(3*6)+(2*9)+(1*9)=144
144 % 10 = 4
So 251636-99-4 is a valid CAS Registry Number.

251636-99-4Relevant academic research and scientific papers

Total Synthesis of (+/-)-Cylindricines A and B

Fields, Julie,Heathcock, Clayton H.

, p. 8263 - 8266 (1999)

Cylindricine A (1) and cylindricine B (2) have been aynthesized in 11 steps and 19 percent overall yield. The key reaction involves the addition of an organocopper species to a bicyclic vinylogous amide, which provides complete stereocontrol over the installation of the hexyl side chain.

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 251636-99-4