The systematic name of (S)-2-Methylbutanoyl chloride is (2S)-2-methylbutanoyl chloride. With the CAS registry number 27763-54-8, it is also named as (S)-(+)-2-Methylbutanoyl chloride. In addition, its molecular formula is C₅H₉ClO and molecular weight is 120.58.

The other characteristics of this product can be summarized as: (1)ACD/LogP: 1.87; (2)# of Rule of 5 Violations: 0; (3)#H bond acceptors: 1; (4)#H bond donors: 0; (5)#Freely Rotating Bonds: 2; (6)Polar Surface Area: 17.07 Å²; (7)Index of Refraction: 1.415; (8)Molar Refractivity: 30.05 cm³; (9)Molar Volume: 119.9 cm³; (10)Polarizability: 11.91×10^-24cm³; (11)Surface Tension: 26.4 dyne/cm; (12)Density: 1.005 g/cm³; (13)Flash Point: 25.5 °C; (14)Enthalpy of Vaporization: 35.48 kJ/mol; (15)Boiling Point: 116.4 °C at 760 mmHg; (16)Vapour Pressure: 18.2 mmHg at 25 °C.

Preparation of (S)-2-Methylbutanoyl chloride: this chemical can be prepared by (S)-2-Methyl-butyric acid.



This reaction needs SOCl₂. The yield is 77 %.

Uses of (S)-2-Methylbutanoyl chloride: it can react with Aziridine to get (2'S)-1-(2'-Methylbutyryl)aziridine.



This reaction needs Et₃N and Diethyl ether at temperature of 20 °C for 2 hours. The yield is 72 %.

People can use the following data to convert to the molecule structure.
(1)SMILES: ClC(=O)[C@@H](C)CC
(2)InChI: InChI=1/C5H9ClO/c1-3-4(2)5(6)7/h4H,3H2,1-2H3/t4-/m0/s1
(3)InChIKey: XRPVXVRWIDOORM-BYPYZUCNBL
(4)Std. InChI: InChI=1S/C5H9ClO/c1-3-4(2)5(6)7/h4H,3H2,1-2H3/t4-/m0/s1
(5)Std. InChIKey: XRPVXVRWIDOORM-BYPYZUCNSA-N