Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3-Acetyl-2,5-dimethylthiophene
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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2530-10-1

2530-10-1 structure

Name: 1-(2,5-Dimethyl-3-thienyl)ethanone
Chemical Name: 1-(2,5-dimethylthiophen-3-yl)ethanone
CAS Number: 2530-10-1
Molecular Formula: C₈H₁₀OS
Molecular Weight: 154.229
Catalog: Flavors and spices Synthetic spice Lactone and oxygen-containing heterocyclic compound Thiazole, thiophene and pyridine
Create Date: 2018-08-24 19:30:48
Modify Date: 2025-08-27 19:50:54

Name	1-(2,5-dimethylthiophen-3-yl)ethanone
Synonyms	T5SJ B1 CV1 E1 EINECS 219-779-5 Ethanone, 1-(2,5-dimethyl-3-thienyl)- Ethanone,1-(2,5-dimethyl-3-thienyl) Dimethylthienylcetone [French] Ketone, 2,5-dimethyl-3-thienyl methyl 3-Acetyl-2,5-dimethylthiophene 2,5-Dimethyl-3-thienyl methyl ketone 2,5-Dimethyl-3-acetylthiophene 3-Acetyl-2,5-dimethyllthiophene 1-(2,5-Dimethylthiophen-3-yl)ethanone FEMA No. 3527 MFCD00009763 1-(2,5-Dimethyl-3-thienyl)ethanone 2,5-Dimethylthiophen-3-yl methyl ketone

Density	1.1±0.1 g/cm3
Boiling Point	223.1±0.0 °C at 760 mmHg
Molecular Formula	C₈H₁₀OS
Molecular Weight	154.229
Flash Point	98.9±0.0 °C
Exact Mass	154.045242
PSA	45.31000
LogP	2.36
Vapour Pressure	0.1±0.4 mmHg at 25°C
Index of Refraction	1.532

CHEMICAL IDENTIFICATION

RTECS NUMBER :: OB2888000

CHEMICAL NAME :: Ketone, 2,5-dimethyl-3-thienyl methyl

CAS REGISTRY NUMBER :: 2530-10-1

BEILSTEIN REFERENCE NO. :: 0112095

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C8-H10-O-S

MOLECULAR WEIGHT :: 154.24

WISWESSER LINE NOTATION :: T5SJ B1 CV1 E1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 260 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - other changes

REFERENCE :: APFRAD Annales Pharmaceutiques Francaises. (SPPIF, B.P.22, F-41353 Vineuil, France) V.1- 1943- Volume(issue)/page/year: 5,16,1947

Personal Protective Equipment	Eyeshields;Gloves
Risk Phrases	R36/37/38
Safety Phrases	S24/25
RIDADR	UN 3334
WGK Germany	3
RTECS	OB2888000
HS Code	2934999090

638-02-8

108-24-7

~86%

2530-10-1

Literature: Kobatake, Seiya; Kuma, Shunpei; Irie, Masahiro Journal of Physical Organic Chemistry, 2007 , vol. 20, # 11 p. 960 - 967

638-02-8

75-36-5

2530-10-1

Literature: Zhurnal Russkago Fiziko-Khimicheskago Obshchestva, , vol. 45, p. 1937 Chem. Zentralbl., , vol. 85, # I p. 1663

131392-02-4

2530-10-1

Literature: Journal of the American Chemical Society, , vol. 73, p. 4033

638-00-6

75-36-5

2530-10-1

Literature: Chemische Berichte, , vol. 84, p. 423,425 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, , p. 564,568 Chem.Abstr., , p. 9615

554-14-3

2530-10-1

Literature: Chemische Berichte, , vol. 20, p. 1747

110-13-4

2530-10-1

Literature: Zhurnal Russkago Fiziko-Khimicheskago Obshchestva, , vol. 45, p. 1937 Chem. Zentralbl., , vol. 85, # I p. 1663

Precursor 6
638-02-8 108-24-7 75-36-5 638-00-6
554-14-3 110-13-4
DownStream 8
26421-32-9 120159-25-3 122654-17-5 424-58-8
57248-13-2 578-30-3 55735-23-4 57248-16-5

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

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