Welcome to LookChem.com Sign In|Join Free

CAS

  • or

137531-98-7

Post Buying Request

137531-98-7 Suppliers

Recommended suppliersmore

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

137531-98-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 137531-98-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,5,3 and 1 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 137531-98:
(8*1)+(7*3)+(6*7)+(5*5)+(4*3)+(3*1)+(2*9)+(1*8)=137
137 % 10 = 7
So 137531-98-7 is a valid CAS Registry Number.

137531-98-7Downstream Products

137531-98-7Relevant articles and documents

A Formal Synthesis of Aplysiatoxin: Enantioselective Synthesis of Kishi's Aldehyde

Okamura, Hiroaki,Kuroda, Satoru,Ikegami, Satoru,Tomita, Kenji,Sugimoto, Yu-ichi,et al.

, p. 10531 - 10554 (2007/10/02)

This paper describes the enantioselective synthesis of key fragments (12,18,24, and 35) for the synthesis of aplysiatoxin (1a), a potent cancer promoter, and their convergent assembly to Kishi's aldehyde (2).Since 2 has already been transformed into 1a in

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 137531-98-7