Welcome to LookChem.com Sign In|Join Free

CAS

  • or

121740-50-9

Post Buying Request

121740-50-9 Suppliers

Recommended suppliersmore

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

121740-50-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 121740-50-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,7,4 and 0 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 121740-50:
(8*1)+(7*2)+(6*1)+(5*7)+(4*4)+(3*0)+(2*5)+(1*0)=89
89 % 10 = 9
So 121740-50-9 is a valid CAS Registry Number.

121740-50-9Relevant articles and documents

Synthesis of 1,4-Thiazepine Derivatives Having Angiotensin-Converting Enzyme Inhibitory Property

Yanagisawa, Hiroaki,Ishihara, Sadao,Ando, Akiko,Kanazaki, Takuro

, p. 137 - 140 (2007/10/02)

Reduction of (6R)-6-amino-6,7-dihydro-2-thienyl-1,4-thiazepin-5(4H)-one derivatives with Mg-MeOH gave the corresponding perhydrothiazepinones.Protection with trityl group at the 6-amino group gave predominantly the 2S,6R isomer which was converted to the

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 121740-50-9