The Valeric acid is an organic compound with the formula C₅H₁₀O₂. The IUPAC name of this chemical is Pentanoic acid. With the CAS registry number 109-52-4, it is also named as 1-Butanecarboxylate. The product's categories are API Intermediates; Alkylcarboxylic Acids; Monofunctional & alpha,omega-Bifunctional Alkanes; Monofunctional Alkanes; Aliphatics; Carboxylic Acids. Besides, it should be stored in a cool and well-ventilated place. Its primary use is in the synthesis of its esters. Volatile esters of valeric acid tend to have pleasant odors and are used in perfumes and cosmetics. Ethyl valerate and pentyl valerate are used as food additives because of their fruity flavors.

Physical properties about Valeric acid are: (1)ACD/LogP: 1.31 ; (2)ACD/LogD (pH 5.5): 0.51; (3)ACD/LogD (pH 7.4): -1.28; (4)ACD/BCF (pH 5.5): 1; (5)ACD/BCF (pH 7.4): 1; (6)ACD/KOC (pH 5.5): 19.58; (7)ACD/KOC (pH 7.4): 1; (8)#H bond acceptors: 2; (9)#H bond donors: 1; (10)#Freely Rotating Bonds: 3; (11)Polar Surface Area: 26.3 Å²; (12)Index of Refraction: 1.42; (13)Molar Refractivity: 26.77 cm³; (14)Molar Volume: 105.6 cm³; (15)Polarizability: 10.61×10^-24cm³; (16)Surface Tension: 32.7 dyne/cm; (17)Density: 0.966 g/cm³; (18)Flash Point: 80.5 °C; (19)Enthalpy of Vaporization: 44.57 kJ/mol; (20)Boiling Point: 185.3 °C at 760 mmHg; (21)Vapour Pressure: 0.452 mmHg at 25°C.

Preparation: this chemical can be prepared by Tetrahydro-pyran-2-one. This reaction will need solvent hexamethylphosphoric acid triamide, H₂O. The reaction time is 17 hours. The yield is about 60%.

Uses of Valeric acid: it can be used to produce 1-(4-methoxy-phenyl)-pentan-1-one. It will need reagent polyphosphoric acid.

When you are using this chemical, please be cautious about it as the following:
It can cause burns. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Besides, this chemical is harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment. When you are using it, wear suitable protective clothing and avoid release to the environment. Refer to special instructions/safety data sheet. In case of accident or if you feel unwell seek medical advice immediately (show the label where possible).

You can still convert the following datas into molecular structure:
(1)SMILES: O=C(O)CCCC
(2)InChI: InChI=1/C5H10O2/c1-2-3-4-5(6)7/h2-4H2,1H3,(H,6,7)
(3)InChIKey: NQPDZGIKBAWPEJ-UHFFFAOYAU
(4)Std. InChI: InChI=1S/C5H10O2/c1-2-3-4-5(6)7/h2-4H2,1H3,(H,6,7)
(5)Std. InChIKey: NQPDZGIKBAWPEJ-UHFFFAOYSA-N

The toxicity data is as follows: