Welcome to LookChem.com Sign In|Join Free

CAS

  • or

128624-81-7

Post Buying Request

128624-81-7 Suppliers

Recommended suppliersmore

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

128624-81-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 128624-81-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,6,2 and 4 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 128624-81:
(8*1)+(7*2)+(6*8)+(5*6)+(4*2)+(3*4)+(2*8)+(1*1)=137
137 % 10 = 7
So 128624-81-7 is a valid CAS Registry Number.

128624-81-7Downstream Products

128624-81-7Relevant articles and documents

A concise formal approach to the oxacephem skeleton from an intramolecular Peterson type olefination of N-[bis(trimethylsilyl)methyl]-β-lactams

Palomo,Aizpurua,Garcia

, p. 1921 - 1924 (2007/10/02)

A convenient synthesis of precursors of bicyclic β-lactam compounds from 4-acetoxy-1-(bistrimethylsilylmethyl)azetidin-2-ones prepared in few steps from the acid chloride-imine approach is described. A novel method to construct a bicyclic β-lactam ring sy

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 128624-81-7