Welcome to LookChem.com Sign In|Join Free

CAS

  • or
C57H74N6O9Si is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

680621-02-7

Post Buying Request

680621-02-7 Suppliers

Recommended suppliersmore

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

680621-02-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 680621-02-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,8,0,6,2 and 1 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 680621-02:
(8*6)+(7*8)+(6*0)+(5*6)+(4*2)+(3*1)+(2*0)+(1*2)=147
147 % 10 = 7
So 680621-02-7 is a valid CAS Registry Number.

680621-02-7Downstream Products

680621-02-7Relevant articles and documents

Backbone-Rigidified Oligo(m-phenylene ethynylenes)

Yang, Xiaowu,Yuan, Lihua,Yamato, Kazuhiro,Brown, Amy L.,Feng, Wen,Furukawa, Mako,Zeng, Xiao Cheng,Gong, Bing

, p. 3148 - 3162 (2007/10/03)

Oligo(m-phenylene ethynylenes) (oligo(m-PE)) with backbones rigidified by intramolecular hydrogen bonds were found to fold into well-defined conformations. The localized intramolecular hydrogen bond involves a donor and an acceptor from two adjacent benze

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 680621-02-7