CAS 4075-59-6|Oxo(2-thienyl)acetic acid

Introduction：Basic information about CAS 4075-59-6|Oxo(2-thienyl)acetic acid, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Articles1
6. Synonyms

Common Name	Oxo(2-thienyl)acetic acid
CAS Number	4075-59-6	Molecular Weight	156.159
Density	1.5±0.1 g/cm3	Boiling Point	274.2±22.0 °C at 760 mmHg
Molecular Formula	C₆H₄O₃S	Melting Point	88-91 °C(lit.)
MSDS	/	Flash Point	119.7±22.3 °C
Symbol	GHS05	Signal Word	Danger

Names

Name	2-Thiopheneglyoxylic acid
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.5±0.1 g/cm3
Boiling Point	274.2±22.0 °C at 760 mmHg
Melting Point	88-91 °C(lit.)
Molecular Formula	C₆H₄O₃S
Molecular Weight	156.159
Flash Point	119.7±22.3 °C
Exact Mass	155.988113
PSA	82.61000
LogP	0.29
Vapour Pressure	0.0±0.6 mmHg at 25°C
Index of Refraction	1.606
InChIKey	GIWRVUADKUVEGU-UHFFFAOYSA-N
SMILES	O=C(O)C(=O)c1cccs1

Safety Information

Symbol	GHS05
Signal Word	Danger
Hazard Statements	H314
Precautionary Statements	P280-P305 + P351 + P338-P310
Personal Protective Equipment	Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
Hazard Codes	C:Corrosive;
Risk Phrases	R34
Safety Phrases	S26-S27-S28-S36/37/39-S45
RIDADR	UN 3261 8/PG 2
WGK Germany	3
Packaging Group	III
Hazard Class	8
HS Code	2934999090

Customs

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Articles1

[Study on the synthesis, characterization of structure and fluorescence properties of the solid complex of europium ion with 1,10-phenanthroline and 2-thiopheneglyoxylic acid].

Guang Pu Xue Yu Guang Pu Fen Xi 24(12) , 1571-4, (2004)

The complex of europium with 1,10-phenanthroline and 2-thiopheneglyoxylic acid (HL) was synthesized. Its chemical formula was determined to be [EuL2 x phen x (H2O)3]NO3 by elemental analysis, electric...

Synonyms

MFCD00005441

EINECS 223-794-2

2-Oxo-2-(thiophen-2-yl)acetic acid

Oxo(2-thienyl)acetic acid

2-Thiopheneacetic acid, α-oxo-

2-oxo-2-thiophen-2-ylacetic acid

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