Welcome to LookChem.com Sign In|Join Free

CAS

  • or

123455-81-2

Post Buying Request

123455-81-2 Suppliers

Recommended suppliersmore

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

123455-81-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 123455-81-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,3,4,5 and 5 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 123455-81:
(8*1)+(7*2)+(6*3)+(5*4)+(4*5)+(3*5)+(2*8)+(1*1)=112
112 % 10 = 2
So 123455-81-2 is a valid CAS Registry Number.

123455-81-2Downstream Products

123455-81-2Relevant articles and documents

DESIGN AND REACTIVITY OF ORGANIC FUNCTIONAL GROUPS - 2-PYRIDYLSULFONATES AS NUCLEOFUGAL ESTERS: REMARKABLY MILD TRANSFORMATIONS INTO HALIDES AND OLEFINS

Hanessian, Stephen,Kagotani, Masahiro,Komaglou, Kossi

, p. 1115 - 1120 (1989)

The novel 2-pyridylsulfonate esters are excellent leaving groups for the preparation of bromides and olefins under very mild reaction conditions.Displacements occur with inversion of configuration.

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 123455-81-2