Welcome to LookChem.com Sign In|Join Free
  • or
rel-(4R,5R,6R)-2-oxo-N-phenyl-1-oxaspiro<3.3>heptane-5,6-dicarboximide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

81109-50-4

Post Buying Request

81109-50-4 Suppliers

Recommended suppliers

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

81109-50-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81109-50-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,1,0 and 9 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 81109-50:
(7*8)+(6*1)+(5*1)+(4*0)+(3*9)+(2*5)+(1*0)=104
104 % 10 = 4
So 81109-50-4 is a valid CAS Registry Number.

81109-50-4Relevant academic research and scientific papers

STUDIES ON KETENE AND ITS DERIVATIVES. CVI. PHOTOREACTION OF DIKETENE WITH N-PHENYLMALEIMIDE AND DIMETHYL-N-PHENYLMALEIMIDE

Chiba, Takuo,Tsuchiya, Susumu,Kato, Tetsuzo

, p. 3715 - 3720 (2007/10/02)

Photoreaction of diketene with N-phenylmaleimide (2) and its dimethylderivative 3 gave rel-(4R,5S,6S)- and rel-(4R,5R,6R)-2-oxo-1-oxaspiroheptane-5,6-dicarboximides (4a and 4b) and their dimethyl derivatives 5a and 5b, respectively.Alcoholysis of com

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 81109-50-4