Welcome to LookChem.com Sign In|Join Free

CAS

  • or

1615724-68-9

Post Buying Request

1615724-68-9 Suppliers

Recommended suppliersmore

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

1615724-68-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1615724-68-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,1,5,7,2 and 4 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1615724-68:
(9*1)+(8*6)+(7*1)+(6*5)+(5*7)+(4*2)+(3*4)+(2*6)+(1*8)=169
169 % 10 = 9
So 1615724-68-9 is a valid CAS Registry Number.

1615724-68-9Upstream product

1615724-68-9Relevant articles and documents

Synthesis of 4-(thien-2-yl)-substituted coumarins through Lewis acid catalyzed Michael addition of thiophenes to 3-benzoylcoumarins followed by oxidation

Irgashev, Roman A.,Karmatsky, Arseny A.,Rusinov, Gennady L.,Charushin, Valery N.

supporting information, p. 3603 - 3606 (2014/06/23)

3-Benzoyl-4-(thien-2-yl)coumarins have been obtained in good yields according to the SNH addition-oxidation protocol, involving the diastereoselective addition of thiophenes at C-4 of 3-benzoylcoumarins under BBr3 catalysi

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 1615724-68-9