Welcome to LookChem.com Sign In|Join Free

CAS

  • or

217495-57-3

Post Buying Request

217495-57-3 Suppliers

Recommended suppliersmore

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

217495-57-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 217495-57-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,7,4,9 and 5 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 217495-57:
(8*2)+(7*1)+(6*7)+(5*4)+(4*9)+(3*5)+(2*5)+(1*7)=153
153 % 10 = 3
So 217495-57-3 is a valid CAS Registry Number.

217495-57-3Relevant articles and documents

Total synthesis of the cyclopeptide alkaloid sanjoinine G1 and its C-11 epimer

East, Stephen P.,Shao, Feng,Williams, Lorenzo,Joullie, Madeleine M.

, p. 13371 - 13390 (1998)

The naturally occurring cyclopeptide alkaloid sanjoinine G1 and its C- 11 epimer were synthesized in 18 steps from D-serine. The key steps in the synthesis were the formation of the alkylaryl ether linkage via an S(N)Ar reaction with 4-fluorobenzonitrile

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 217495-57-3