CAS No.4971-55-5,3-CHLORO-2,4(3H,5H)-FURANDIONE Suppliers

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Basic Information

Molecular Structure:
CAS No.:	4971-55-5
Name:	3-CHLORO-2,4(3H,5H)-FURANDIONE

Formula:	C₄H₃ClO₃
Molecular Weight:	134.52
Synonyms:	Acetoaceticacid, 2-chloro-4-hydroxy-, g-lactone (7CI,8CI);3-Chloro-2,4(3H,5H)-furandione;3-Chlorotetrahydrofuran-2,4-dione;3-Chlorotetronic acid;
Density:	1.51 g/cm³
Melting Point:	206 °C (dec.)(lit.)
Boiling Point:	364.5 °C at 760 mmHg
Flash Point:	192 °C
Appearance:	Beige crystalline powder
Hazard Symbols:	Xi
Risk Codes:	36/37/38
Safety:	26-36
PSA:	43.37000
LogP:	-0.28030

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Specification

The 2,4(3H,5H)-Furandione,3-chloro-, with the CAS registry number 4971-55-5, is a beige crystalline powder. This chemical's molecular formula is C₄H₃ClO₃ and molecular weight is 134.52. Its systematic name is called 3-chlorofuran-2,4(3H,5H)-dione.

Physical properties of 2,4(3H,5H)-Furandione,3-chloro-: (1)ACD/LogP: -1.77; (2)ACD/LogD (pH 5.5): -1.78; (3)ACD/LogD (pH 7.4): -1.89; (4)ACD/BCF (pH 5.5): 1; (5)ACD/BCF (pH 7.4): 1; (6)ACD/KOC (pH 5.5): 2.57; (7)ACD/KOC (pH 7.4): 1.96; (8)#H bond acceptors: 3; (9)Index of Refraction: 1.48; (10)Molar Refractivity: 25.3 cm³; (11)Molar Volume: 88.9 cm³; (12)Surface Tension: 43.2 dyne/cm; (13)Density: 1.51 g/cm³; (14)Flash Point: 192 °C; (15)Enthalpy of Vaporization: 61.07 kJ/mol; (16)Boiling Point: 364.5 °C at 760 mmHg; (17)Vapour Pressure: 1.67E-05 mmHg at 25°C.

Uses of 2,4(3H,5H)-Furandione,3-chloro-: it can be used to produce 4-butoxy-3-chloro-5H-furan-2-one by heanting. This reaction is a kind of Etherification. It will need solvent tetrahydrofuran with reaction time of 16 hours. The yield is about 50%.

2,4(3H,5H)-Furandione,3-chloro- can be used to produce 4-butoxy-3-chloro-5H-furan-2-one by heanting

When you are using this chemical, please be cautious about it as the following:
This chemical may cause inflammation to the skin or other mucous membranes. It is irritating to eyes, respiratory system and skin. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. Whenever you will contact it, please wear suitable protective clothing.

You can still convert the following datas into molecular structure:
(1)SMILES: O=C1COC(=O)C1Cl
(2)InChI: InChI=1/C4H3ClO3/c5-3-2(6)1-8-4(3)7/h3H,1H2
(3)InChIKey: DJEJYZZJYYNADA-UHFFFAOYAR