Welcome to LookChem.com Sign In|Join Free

CAS

  • or

137273-36-0

Post Buying Request

137273-36-0 Suppliers

Recommended suppliersmore

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

137273-36-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 137273-36-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,2,7 and 3 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 137273-36:
(8*1)+(7*3)+(6*7)+(5*2)+(4*7)+(3*3)+(2*3)+(1*6)=130
130 % 10 = 0
So 137273-36-0 is a valid CAS Registry Number.

137273-36-0Relevant articles and documents

Synthesis of Biaryl Phosphine Palladium(0) Precatalysts

Bigler, Raphael,Spiess, Daniel,Wellauer, Jo?l,Binder, Martin,Carré, Victor,Fantasia, Serena

supporting information, p. 2384 - 2388 (2021/07/26)

Well-defined palladium precatalysts have become increasingly important in cross-coupling chemistry. Despite the wide choice of complexes available today, palladium(0) compounds bearing Buchwald's biaryl phosphines are still under-represented. We present here an efficient and facile synthesis of biaryl phosphine palladium(0) complexes supported by a divinyltetramethyldisiloxane (dvtms) ligand. Starting from commercially available [Pd(allyl)Cl]2, a variety of [Pd(L)(dvtms)] complexes can be accessed in high yields under mild reaction conditions. Their catalytic activity was tested in Buchwald-Hartwig couplings and found to be very good for both (hetero)aryl bromides and chlorides.

Method for selectively preparing N-monomethylamine compound

-

Paragraph 0027; 0032-0033, (2017/08/29)

The invention discloses a method for selectively preparing an N-monomethylamine compound. The method takes an amine compound, formaldehyde and H2 as reaction raw materials; the raw materials react in a reaction medium in the presence of a compound catalyst at 30 DEG C-180 DEG C for 2h-48h, so as to obtain the N-monomethylamine compound; and the compound catalyst is composed of oxides of at least two of the following metal or oxides of least one of the following metal and at least one metal simple substance: aluminum, copper, nickel, cobalt and iron. According to the method for preparing the N-monomethylamine compound, the conversion ratio and the selectivity of N-monomethylamine are relatively high; the H2 is used as a reducing agent and is clean, cheap and environment-friendly; the catalyst utilized by the method is cheap, simple to prepare and high in catalysis efficiency; and the method has mild preparation and reaction conditions and the catalyst has no corrosiveness, is easy to separate and can be repeatedly used.

Method For Preparing Methylated Amines

-

Paragraph 0161-0172, (2015/06/10)

The present invention relates to a method for preparing methylated amines using carbon dioxide and to the use of the method for manufacturing vitamins, pharmaceutical products, glues, acrylic fibres and synthetic leathers, pesticides and fertilizers. The invention also relates to a method for manufacturing vitamins, pharmaceutical products, glues, acrylic fibres, synthetic leathers, pesticides and fertilizers, including a step of preparing methylated amines by the method according to the invention. The present invention also relates to a method for preparing marked methylated amines and to the uses 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 137273-36-0