Welcome to LookChem.com Sign In|Join Free
  • or
acide hydroxy-3β seco-6,7 (5β) cholestane dioique-6,7 is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

20104-94-3

Post Buying Request

20104-94-3 Suppliers

Recommended suppliers

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

20104-94-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20104-94-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,1,0 and 4 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 20104-94:
(7*2)+(6*0)+(5*1)+(4*0)+(3*4)+(2*9)+(1*4)=53
53 % 10 = 3
So 20104-94-3 is a valid CAS Registry Number.

20104-94-3Relevant academic research and scientific papers

Reduction de l'acide de Butenandt et de ses derives

Dang Vu, Bien,Ba, Doudou,Vuilhorgne, Marc,Depaire, Henri,Bourdon, Raymond

, p. 257 - 262 (2007/10/02)

Butenandt acid 1 was reduced with zinc in acetic acid at room temperature to the isomeric dihydroderivatives 3 and 5, to B-nor (5 β) cholestane-5-carboxylic acid 6 whereas only 3 and 4 have been obtained by Fieser at higher temperature.Compound 6 could be

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 Customer Service

What can I do for you?
Get Best Price

Get Best Price for 20104-94-3