Welcome to LookChem.com Sign In|Join Free

CAS

  • or

133957-59-2

Post Buying Request

133957-59-2 Suppliers

Recommended suppliersmore

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

133957-59-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 133957-59-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,9,5 and 7 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 133957-59:
(8*1)+(7*3)+(6*3)+(5*9)+(4*5)+(3*7)+(2*5)+(1*9)=152
152 % 10 = 2
So 133957-59-2 is a valid CAS Registry Number.

133957-59-2Relevant articles and documents

Synthesis of 2-(Trimethylsilyl)ethyl Benzenesulfenate and Benzeneselenenate and Their Reaction with Some Electrophiles in the Presence of Tetrabutylammonium Fluoride

Oida, Tatsuo,Ohnishi, Atsushi,Shimamaki, Toshiharu,Hayashi, Yoshiyuki,Tanimoto, Shigeo

, p. 702 - 704 (1991)

2-(Trimethylsilyl)ethyl benzenesulfenate was allowed to react with several halides in the presence of tetrabutylammonium fluoride (TBAF) to afford the corresponding phenyl sulfoxides as the main product.In the reaction of 2-(trimethylsilyl)ethyl benzeneselenenate and several halides with TBAF, the corresponding alcohols were obtained as the main product.

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 133957-59-2