CAS No.43076-59-1,GAMMA-CHLORO-2-BUTYROTHIENONE Suppliers,MSDS download

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Basic Information

Molecular Structure:
CAS No.:	43076-59-1
Name:	GAMMA-CHLORO-2-BUTYROTHIENONE
Article Data:	10

Formula:	C₈H₉ClOS
Molecular Weight:	188.678
Synonyms:	4-chloro-1-thiophen-2-yl-butan-1-one;3-chloro-1-thiophen-2-yl-propan-1-one;.gamma.-Chloro-2-butyrothienone;
EINECS:	256-076-2
Density:	1.218
Boiling Point:	313.6 °C at 760 mmHg
Flash Point:	143.5 °C
Appearance:	clear gold to dark coloured liquid
Hazard Symbols:	Xi
Risk Codes:	36/37/38
Safety:	26-36
PSA:	45.31000
LogP:	2.94980

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- China (Mainland)(16)
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Chemistry

Empirical Formula: C₈H₉ClOS
Molecular Weight: 188.6745
Nominal Mass: 188 Da
Average Mass: 188.6745 Da
Monoisotopic Mass: 188.006263 Da
EINECS: 256-076-2
Index of Refraction: 1.542
Molar Refractivity: 48.78 cm³
Molar Volume: 154.8 cm³
Surface Tension: 41.7 dyne/cm
Density: 1.218 g/cm³
Flash Point: 143.5 °C
Enthalpy of Vaporization: 55.47 kJ/mol
Boiling Point: 313.6 °C at 760 mmHg
Vapour Pressure: 0.000492 mmHg at 25 °C
Storage tempreture: 0-6 °C
Appearance: Clear gold to dark coloured liquid
Structure of 4-Chloro-1-(2-thienyl)butan-1-one (CAS NO.37439-34-2):

Toxicity Data With Reference

4-Chloro-1-(2-thienyl)butan-1-one (CAS NO.37439-34-2) hasn't been listed as a carcinogen by NTP, IARC, ACGIH, or CA Prop 65.

Safety Profile

Hazard Codes: Irritant Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.

Specification

4-Chloro-1-(2-thienyl)butan-1-one , its cas register number is 37439-34-2. It also can be called 4-Chloro-2'-butyrothienone ; and 4-Chlorobutyrothiophene . It is hazardous, so the first aid measures and others should be known. Such as: When on the skin: first, should flush skin with plenty of water immediately for at least 15 minutes while removing contaminated clothing. Secondly, get medical aid. Or in the eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Then get medical aid soon. While, it's inhaled: Remove from exposure and move to fresh air immediately. Then you have the ingesting of the product: If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately.
In addition, 4-Chloro-1-(2-thienyl)butan-1-one (CAS NO.37439-34-2) could be stable under normal temperatures and pressures. It is not compatible with Strong oxidants.. And also prevent it to broken down into hazardous decomposition products: Irritating and toxic fumes and gases.