Welcome to LookChem.com Sign In|Join Free
  • or
2-Buten-1-ol, 4-methylbenzenesulfonate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

20443-68-9

Post Buying Request

20443-68-9 Suppliers

Recommended suppliers

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

20443-68-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20443-68-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,4,4 and 3 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 20443-68:
(7*2)+(6*0)+(5*4)+(4*4)+(3*3)+(2*6)+(1*8)=79
79 % 10 = 9
So 20443-68-9 is a valid CAS Registry Number.

20443-68-9SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 11, 2017

Revision Date: Aug 11, 2017

1.Identification

1.1 GHS Product identifier

Product name Toluol-4-sulfonsaeurebut-2-enylester

1.2 Other means of identification

Product number -
Other names p-Tolylsulfonsaeure-2-butenylester

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:20443-68-9 SDS

20443-68-9Relevant academic research and scientific papers

Synthesis of amino acid derivatives of 6-aminoquinoline antimalarial agents

Jiranusornkul, Supat,Sirithunyalug, Busaban,Nemoto, Hideo,Takahata, Hiroki

, p. 487 - 496 (2007/10/03)

Six new 6-aminoquinoline derivatives with amino acid in basic side chain were synthesized in order to modify their biological activities.

Stereocontrolled Preparation of (Z)-1,4-but-2-endiol Esters in Phase-Transfer Conditions

Malanga, C.,Pagliai, L.,Menicagli, R.

, p. 2821 - 2826 (2007/10/02)

Isomerically pure esters of (Z)-1,4-but-2-endiol are prepared, in satisfactory yields, under phase-transfer conditions.

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 Customer Service

What can I do for you?
Get Best Price

Get Best Price for 20443-68-9