Welcome to LookChem.com Sign In|Join Free

CAS

  • or

1238699-52-9

Post Buying Request

1238699-52-9 Suppliers

Recommended suppliersmore

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

1238699-52-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1238699-52-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,8,6,9 and 9 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1238699-52:
(9*1)+(8*2)+(7*3)+(6*8)+(5*6)+(4*9)+(3*9)+(2*5)+(1*2)=199
199 % 10 = 9
So 1238699-52-9 is a valid CAS Registry Number.

1238699-52-9Relevant articles and documents

Pyridazinone compounds

-

Page/Page column 39-40, (2010/08/08)

The present invention provides a compound which has the effect of PDE inhibition, and which is useful as a medicament for preventing or treating schizophrenia or so on. A compound of formula (I0): wherein R1 represents a substituent, R2 represents a hydrogen atom, or a substituent, R3 represents a hydrogen atom, or a substituent, Ring A represents an aromatic ring which can be substituted, and Ring B represents a 5-membered heteroaromatic ring which can be substituted, or a salt thereof.

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 1238699-52-9