Welcome to LookChem.com Sign In|Join Free

CAS

  • or

1421916-99-5

Post Buying Request

1421916-99-5 Suppliers

Recommended suppliersmore

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

1421916-99-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1421916-99-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,1,9,1 and 6 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1421916-99:
(9*1)+(8*4)+(7*2)+(6*1)+(5*9)+(4*1)+(3*6)+(2*9)+(1*9)=155
155 % 10 = 5
So 1421916-99-5 is a valid CAS Registry Number.

1421916-99-5Downstream Products

1421916-99-5Relevant articles and documents

Synthesis of 14′,15′-dehydro-ritterazine y via reductive and oxidative functionalizations of hecogenin acetate

Kou, Yi,Cheun, Young,Koag, Myong Chul,Lee, Seongmin

, p. 304 - 311 (2013/02/23)

An analog of ritterazine Y was synthesized from hecogenin acetate in 23 steps via functional group manipulations of hecogenin acetate. Preparation of the north G and south Y units and the late stage Guo-Fuchs asymmetric coupling of the both units afforded

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 1421916-99-5