Welcome to LookChem.com Sign In|Join Free

CAS

  • or

854139-17-6

Post Buying Request

854139-17-6 Suppliers

Recommended suppliersmore

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

854139-17-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 854139-17-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,4,1,3 and 9 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 854139-17:
(8*8)+(7*5)+(6*4)+(5*1)+(4*3)+(3*9)+(2*1)+(1*7)=176
176 % 10 = 6
So 854139-17-6 is a valid CAS Registry Number.

854139-17-6Relevant articles and documents

A novel synthesis of bicyclo[3.3.0]oct-1-en-3-ones from cyclobutanones through [chloro(p-tolylsulfinyl)methylidene]cyclobutanes with ring expansion

Kawashima, Tadashi,Kashima, Hiroaki,Wakasugi, Daisuke,Satoh, Tsuyoshi

, p. 3767 - 3770 (2005)

Treatment of [chloro(p-tolylsulfinyl)methylidene]cyclobutanes, which were synthesized from cyclobutanones and chloromethyl p-tolyl sulfoxide in three steps in high overall yields, with excess cyanomethyllithium gave enaminonitriles in high yields. Heating

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 854139-17-6