Welcome to LookChem.com Sign In|Join Free

Product Name

  • or
Home > Products > 

2,5-Thiophenedicarboxylicacid, 2,5-dimethyl ester

  • Name 2,5-Thiophenedicarboxylicacid, 2,5-dimethyl ester
  • EINECSN/A
  • CAS No. 4282-34-2
  • Density1.294 g/cm3
  • PSA80.84000
  • LogP1.32130
  • SolubilityN/A
  • Melting Point148.5-149.5 °C
  • FormulaC8H8O4S
  • Boiling Point291.6 °C at 760 mmHg
  • Molecular Weight200.215
  • Flash Point130.2 °C
  • Transport InformationN/A
  • AppearanceN/A
  • Safety
  • Risk CodesN/A
  • Molecular Structure
    Molecular Structure of 4282-34-2 (2,5-Thiophenedicarboxylic acid dimethyl ester)
  • Hazard SymbolsN/A
  • SynonymsN/A
  • Article Data2

2,5-Thiophenedicarboxylicacid, 2,5-dimethyl ester Specification

The 2, 5-Thiophenedicarboxylicacid, 2, 5-dimethyl ester, with the CAS registry number of 4282-34-2, is also known as Thiophene-2, 5-dicarboxylic acid dimethyl ester. This chemical's molecular formula is C8H8O4S and molecular weight is 200.21172. What's more, its systematic name is called Dimethyl thiophene-2, 5-dicarboxylate.

Physical properties about 2, 5-Thiophenedicarboxylicacid, 2, 5-dimethyl ester are: (1)ACD/LogP: 1.98; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 1.98; (4)ACD/LogD (pH 7.4): 1.98; (5)ACD/BCF (pH 5.5): 18.7; (6)ACD/BCF (pH 7.4): 18.7; (7)ACD/KOC (pH 5.5): 283.1; (8)ACD/KOC (pH 7.4): 283.1; (9)#H bond acceptors: 4; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 4; (12)Polar Surface Area: 80.84 Å2; (13)Index of Refraction: 1.535; (14)Molar Refractivity: 48.18 cm3; (15)Molar Volume: 154.6 cm3; (16)Surface Tension: 44.7 dyne/cm; (17)Density: 1.294 g/cm3; (18)Flash Point: 130.2 °C; (19)Enthalpy of Vaporization: 53.11 kJ/mol; (20)Boiling Point: 291.6 °C at 760 mmHg; (21)Vapour Pressure: 0.00193 mmHg at 25 °C.

Preparation: this chemical is prepared by reaction of Thiophene-2, 5-dicarboxylic acid with Diazomethane. The yield is about 77.5 %.

Uses of 2, 5-Thiophenedicarboxylicacid, 2, 5-dimethyl ester: it is used to produce other chemicals. For example, it is used to produce 1-(5-Pent-4-enoyl-thiophen-2-yl)-pent-4-en-1-one. The reaction needs reagent CuCN and solvent Tetrahydrofuran. The reaction temperature is -78-0 °C. The yield is about 59 %.

You can still convert the following datas into molecular structure:
(1) SMILES: O=C(OC)c1sc(C(=O)OC)cc1
(2) InChI: InChI=1/C8H8O4S/c1-11-7(9)5-3-4-6(13-5)8(10)12-2/h3-4H,1-2H3
(3) InChIKey: CYUGNCLRGFKPAE-UHFFFAOYAW

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 4282-34-2
Related Products

Hot Products

Post a RFQ