Welcome to LookChem.com Sign In|Join Free

CAS

  • or

19871-45-5

Post Buying Request

19871-45-5 Suppliers

Recommended suppliersmore

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

19871-45-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 19871-45-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,8,7 and 1 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 19871-45:
(7*1)+(6*9)+(5*8)+(4*7)+(3*1)+(2*4)+(1*5)=145
145 % 10 = 5
So 19871-45-5 is a valid CAS Registry Number.

19871-45-5Downstream Products

19871-45-5Relevant articles and documents

Catalyst-free and metal-free electrophilic bromoamidation of unactivated olefins using the N-bromosuccinimide/sulfonamide Protocol

Yu, Wesley Zongrong,Chen, Feng,Cheng, Yi An,Yeung, Ying-Yeung

, p. 2815 - 2821 (2015)

An efficient, catalyst-free, and metal-free bromoamidation of unactivated olefins has been developed. 4-(Trifluoromethyl)benzenesulfonamide and N-bromosuccinimide were used as the nitrogen and halogen sources, respectively. The methodology is applicable to both cyclic and aliphatic olefins.

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 19871-45-5