2-Thiophenecarboxaldehyde

Modify Date: 2025-08-21 09:27:36

2-Thiophenecarboxaldehyde structure	Common Name	2-Thiophenecarboxaldehyde
	CAS Number	98-03-3	Molecular Weight	112.150
	Density	1.2±0.1 g/cm3	Boiling Point	198.0±13.0 °C at 760 mmHg
	Molecular Formula	C₅H₄OS	Melting Point	<10ºC
	MSDS	Chinese USA	Flash Point	77.8±0.0 °C
	Symbol	GHS07	Signal Word	Warning

Use of 2-Thiophenecarboxaldehyde

2-Thiophenecarboxaldehyde is an endogenous metabolite.

Name	formylthiophene
Synonym	More Synonyms

Description	2-Thiophenecarboxaldehyde is an endogenous metabolite.
Related Catalog	Research Areas >> Metabolic Disease

Density	1.2±0.1 g/cm3
Boiling Point	198.0±13.0 °C at 760 mmHg
Melting Point	<10ºC
Molecular Formula	C₅H₄OS
Molecular Weight	112.150
Flash Point	77.8±0.0 °C
Exact Mass	111.998283
PSA	45.31000
LogP	1.02
Vapour Pressure	0.4±0.4 mmHg at 25°C
Index of Refraction	1.610
Storage condition	2-8°C
Water Solubility	insoluble

2-Thiophenecarboxaldehyde MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: XM8135000

CHEMICAL NAME :: 2-Thiophenecarboxaldehyde

CAS REGISTRY NUMBER :: 98-03-3

LAST UPDATED :: 199710

DATA ITEMS CITED :: 8

MOLECULAR FORMULA :: C5-H4-O-S

MOLECULAR WEIGHT :: 112.15

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0533615

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0533615 ** ACUTE TOXICITY DATA **

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 915 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0533616

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 565 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0533616

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: >10 mL/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0533616

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H302-H315-H319-H335
Precautionary Statements	P280-P301 + P312 + P330-P305 + P351 + P338-P337 + P313
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	Xn:Harmful;
Risk Phrases	R22;R43
Safety Phrases	S36/37/39-S37-S24
RIDADR	UN 2810
WGK Germany	3
RTECS	XM8135000
Hazard Class	6.1
HS Code	2934999090

Precursor 10
CAS#:3437-95-4 2-Iodothiophene CAS#:201230-82-2 carbon monoxide CAS#:5271-67-0 2-Thenoyl Chloride CAS#:29683-84-9 Thiophene-2-car...
CAS#:636-72-6 Thiophen-2-ylme... CAS#:63011-97-2 (AA-UTP)SODIUMSALT CAS#:1003-09-4 Bromothiophene CAS#:1003-31-2 Thiophen-2-carb...
CAS#:188290-36-0 Thiophene(SIV) CAS#:68-12-2 N,N-Dimethylfor...
DownStream 10
CAS#:1121529-18-7 3,5-DIMETHYL-4-... CAS#:1087-07-6 2,5-bis(thiophe... CAS#:109532-85-6 2-methylsulfany... CAS#:107326-06-7 methyl N-cyanot...
CAS#:110823-85-3 3-(thiophen-2-y... CAS#:110823-86-4 3-(2-thienylmet... CAS#:109532-65-2 2-MERCAPTO-6-OX... CAS#:104542-82-7 2-THIAZOLYL-2-T...
CAS#:36050-35-8 2-Methyl-3-nitr... CAS#:4521-33-9 5-Nitrothiophen...

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

thiophene-2-carbaldehyde

MFCD00005429

EINECS 202-629-8

2-Thiophenecarboxaldehyde

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