2,5-DIMETHYL-3-FUROIC ACID

CAS No.：636-44-2

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This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
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2,5-DIMETHYL-3-FUROIC ACID Basic information

Product Name:	2,5-DIMETHYL-3-FUROIC ACID
Synonyms:	TIMTEC-BB SBB004165;2,5-DIMETHYLFURAN-3-CARBOXYLIC ACID;2,5-DIMETHYL-3-FUROIC ACID;2,5-DIMETHYL-3-FURANCARBOXYLIC ACID;pyrotritaric acid;2,5-DIMETHYL-3-FUORIC ACID;2,5-Dimethyl-3-furoic acid,98%;2,5-Dimethyl-3-furoic acid2,5-Dimethylfuran-3-carboxylic acid
CAS:	636-44-2
MF:	C7H8O3
MW:	140.14
EINECS:	211-257-5
Product Categories:	Carboxylic Acids;Furans, Benzofurans & Dihydrobenzofurans;Carboxylic Acids;Furans, Benzofurans & Dihydrobenzofurans
Mol File:	636-44-2.mol

2,5-DIMETHYL-3-FUROIC ACID Chemical Properties

Melting point	137-140 °C (lit.)
Boiling point	240.6±35.0 °C(Predicted)
density	1.194±0.06 g/cm3(Predicted)
pka	4.56±0.26(Predicted)
form	powder to crystaline
color	White to Orange to Green
CAS DataBase Reference	636-44-2(CAS DataBase Reference)

Safety Information

Hazard Codes	Xi
Risk Statements	36/37/38
Safety Statements	26-36
RIDADR	3261
WGK Germany	3
HazardClass	IRRITANT
HS Code	29321900

MSDS Information

Provider	Language
ACROS	English
SigmaAldrich	English

2,5-DIMETHYL-3-FUROIC ACID Usage And Synthesis

Chemical Properties	white to faint yellow crystalline powder
Uses	2,5-Dimethyl-3-furoic acid may be used as carboxylato ligand in the preparation of the following titanocene complexes: [Ti(η⁵-C₅H₅)₂(OOC-dmf)₂] [Ti(η⁵-C₅H₄Me)₂(OOC-dmf)₂]

2,5-DIMETHYL-3-FUROIC ACID Preparation Products And Raw materials

Raw materials

Sodium hydroxide-->Acetic anhydride-->Potassium iodide-->Iodine-->Tin tetrachloride-->2,5-Dimethylfuran-->3-BROMO-5-CARBETHOXY-4,6-DIMETHYL-2-PYRONE-->METHYL 2,5-DIMETHYL-3-FUROATE-->ETHYL 2,5-DIMETHYL-3-FUROATE-->ETHYL 2-ACETYL-4-OXOPENTANOATE-->3-ACETYL-2,5-DIMETHYLFURAN-->Sodium acetate-->Ethyl acetoacetate-->Ethanol-->Pyruvic acid

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