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Properties of substance:
2-chloropropanoic acid
Synonyms:
2-chloropropionic acid
Group of substances:
organic
Physical appearance:
colorless liquid
Empirical formula (Hill's system for organic substances):
C
3
H
5
ClO
2
Structural formula as text:
CH3CHClCOOH
Molar/atomic mass: 108.524
Boiling point (°C):
186
CAS №: 598-78-7
Solubility (g/100 g of solvent):
acetone
: soluble [
Ref.
]
diethyl ether
: miscible [
Ref.
]
ethanol
: miscible [
Ref.
]
water
: miscible [
Ref.
]
Density:
1.2585 (20°C, g/cm
3
)
Reactions of synthesis:
[
Ref.1
]
CH
3
CH
2
COOH + Cl
2
→ CH
3
CHClCOOH + HCl
Dissociation:
pK
a
(1) = 2.83 (25°C, water)
Standard molar enthalpy (heat) of formation Δ
f
H
0
(298.15 K, kJ/mol):
-522.5 (l)
Standard molar enthalpy (heat) of formation Δ
f
H
0
(298.15 K, kJ/mol):
-475.8 (g)
LD
50
(mg/kg):
5000 (white rats, oral)
6250 (white mice, oral)
References:
CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-23
Dictionary of organic compounds. - vol.1, Abietic acid - Dypnone. - London, 1946. - pp. 524
Промышленные хлорорганические продукты: Справочник. - М.: Химия, 1978. - pp. 285-288 [Russian]
Свойства органических соединений: Справочник. - Под ред. Потехина А.А. - Л.: Химия, 1984. - pp. 316-317 [Russian]
Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 924-925 [Russian]
Справочник химика. - Т. 3. - М.-Л.: Химия, 1965. - pp. 96 [Russian]
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