Welcome to LookChem.com Sign In|Join Free

CAS

  • or

137718-78-6

Post Buying Request

137718-78-6 Suppliers

Recommended suppliersmore

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

137718-78-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 137718-78-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,7,1 and 8 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 137718-78:
(8*1)+(7*3)+(6*7)+(5*7)+(4*1)+(3*8)+(2*7)+(1*8)=156
156 % 10 = 6
So 137718-78-6 is a valid CAS Registry Number.

137718-78-6Relevant articles and documents

Stille-heck coupling sequences applied in a versatile new access to steroid skeletons

Suennemann, Hans Wolf,Hofmeister, Anja,Magull, Joerg,De Meijere, Armin

, p. 3739 - 3756 (2007)

A variety of enantiomerically pure steroidal compounds was synthesized utilizing a sequence of Stille and Heck cross-coupling reactions and subsequent thermal 6π-electrocyclizations. Highly chemoselective Stille couplings on the triflate moiety of several

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 137718-78-6