Welcome to LookChem.com Sign In|Join Free

CAS

  • or

289507-19-3

Post Buying Request

289507-19-3 Suppliers

Recommended suppliersmore

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

289507-19-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 289507-19-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,9,5,0 and 7 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 289507-19:
(8*2)+(7*8)+(6*9)+(5*5)+(4*0)+(3*7)+(2*1)+(1*9)=183
183 % 10 = 3
So 289507-19-3 is a valid CAS Registry Number.

289507-19-3Downstream Products

289507-19-3Relevant articles and documents

Aryl radical cyclizations: One-pot syntheses of protoberberine and pavine alkaloids

Orito, Kazuhiko,Satoh, Yoshitaka,Nishizawa, Hidetoshi,Harada, Rika,Tokuda, Masao

, p. 2535 - 2537 (2000)

(equation presented) Treatment of 2-(2′-bromo-β-phenethyl)isocarbostyrils 7 with AIBN Bu3SnH in boiling benzene gave 8-oxoberbines 3 in good yields. A similar treatment of 2-(2′-bromo-β-phenethyl)isoquinolinium bromides 6 and their nor- and hom

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 289507-19-3