Welcome to LookChem.com Sign In|Join Free

CAS

  • or

1443989-43-2

Post Buying Request

1443989-43-2 Suppliers

Recommended suppliersmore

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

1443989-43-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1443989-43-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,4,3,9,8 and 9 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1443989-43:
(9*1)+(8*4)+(7*4)+(6*3)+(5*9)+(4*8)+(3*9)+(2*4)+(1*3)=202
202 % 10 = 2
So 1443989-43-2 is a valid CAS Registry Number.

1443989-43-2Downstream Products

1443989-43-2Relevant articles and documents

Synthesis of 6-(arylmethylidene)octahydropyrrolo[1,2-a]pyrimidines and 5-(arylmethylidene)hexahydropyrrolo[1,2-a]imidazoles by the interaction of alk-4-ynals with a,?-diaminoalkanes in DMSO in the presence of KOH

Shavrin, Konstantin N.,Gvozdev, Valentin D.,Nefedov, Oleg M.

, p. 140 - 141 (2013)

Cyclization of alk-4-ynals with a,?-diaminoalkanes in DMSO under the action of KOH affords bicyclic N,N-enaminals - 6-(aryl- methylidene)octahydro[1,2-a] pyrimidines and 5-(arylmethylidene)hexahydro[1,2-a]imidazoles.

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 1443989-43-2