Welcome to LookChem.com Sign In|Join Free

CAS

  • or

89209-43-8

Post Buying Request

89209-43-8 Suppliers

Recommended suppliersmore

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

89209-43-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 89209-43-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,2,0 and 9 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 89209-43:
(7*8)+(6*9)+(5*2)+(4*0)+(3*9)+(2*4)+(1*3)=158
158 % 10 = 8
So 89209-43-8 is a valid CAS Registry Number.

89209-43-8Downstream Products

89209-43-8Relevant articles and documents

Synthesis of the Two Enantiomers of a Tetrahydro-β-carboline from L-(-)-Tryptophan

Massiot, Georges,Mulamba, Tshilundu

, p. 1147 - 1149 (2007/10/02)

Pictet-Spengler condensations of methyl 4-formyl-2,2-bis(phenylthio)butyrate with tryptophanamide and Nb-benzyltryptophanamide are stereospecific; dehydration of the adducts followed by cyanide elimination (NaBH4) yields tetrahydro-

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 89209-43-8