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EINECS 212-144-3
CAS No. 765-38-8 Density 0.813 g/cm3
Solubility soluble in water Melting Point
Formula C5H11N Boiling Point 100.165 °C at 760 mmHg
Molecular Weight 85.15 Flash Point 0.527 °C
Transport Information UN 2924 3/PG 2 Appearance clear colorless to light yellow liquid
Safety 16-26-36/37/39-45 Risk Codes 11-34
Molecular Structure Molecular Structure of 765-38-8 (Pyrrolidine, 2-methyl-) Hazard Symbols FlammableF,CorrosiveC

Pyrrolidine, 2-methyl-, (±)-;α-Methylpyrrolidine;(±)-2-Methylpyrrolidine;


2-Methylpyrrolidine Specification

The 2-Methylpyrrolidine, with the CAS registry number 765-38-8, is also known as α-Methylpyrrolidine. It belongs to the product categories of Pyrrole & Pyrrolidine & Pyrroline; Benzenes; Building Blocks; Heterocyclic Building Blocks; Pyrrolidines. Its EINECS number is 212-144-3. This chemical's molecular formula is C5H11N and molecular weight is 85.15. What's more, its systematic name is 2-Methylpyrrolidine. This chemical is stable at common pressure and temperature, and it should be sealed and stored in a cool and dry place. Moreover, it should be protected from oxides and acids. It is commonly used as organic reagent.

Physical properties of 2-Methylpyrrolidine are: (1)ACD/LogP: 0.621; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -2.48; (4)ACD/LogD (pH 7.4): -2.34; (5)ACD/BCF (pH 5.5): 1.00; (6)ACD/BCF (pH 7.4): 1.00; (7)ACD/KOC (pH 5.5): 1.00; (8)ACD/KOC (pH 7.4): 1.00; (9)#H bond acceptors: 1; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 0; (12)Polar Surface Area: 12.03 Å2; (13)Index of Refraction: 1.42; (14)Molar Refractivity: 26.503 cm3; (15)Molar Volume: 104.741 cm3; (16)Polarizability: 10.507×10-24cm3; (17)Surface Tension: 24.2 dyne/cm; (18)Density: 0.813 g/cm3; (19)Flash Point: 0.527 °C; (20)Enthalpy of Vaporization: 33.947 kJ/mol; (21)Boiling Point: 100.165 °C at 760 mmHg; (22)Vapour Pressure: 37.1 mmHg at 25°C.

Preparation: this chemical can be prepared by pent-4-enylamine at the ambient temperature. This reaction will need reagent Cp'2LaCH(TMS)2 (Cp'= eta5Me5C5) and solvent pentane with the reaction time of 24 hours. The yield is about 86%.

2-Methylpyrrolidine can be prepared by pent-4-enylamine at the ambient temperature

Uses of 2-Methylpyrrolidine: it can be used to produce 2-(2-methylpyrrolidinyl)benzaldehyde at the temperature of 152 °C. It will need reagent K2CO3 and solvent dimethylformamide with the reaction time of 2.5 hours. The yield is about 76%.

2-Methylpyrrolidine can be used to produce 2-(2-methylpyrrolidinyl)benzaldehyde at the temperature of 152 °C

When you are using this chemical, please be cautious about it as the following:
This chemical is flammable, so you should keep it away from sources of ignition - No smoking. It can cause burns. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. When using it, you need wear suitable protective clothing, gloves and eye/face protection. In case of accident or if you feel unwell, you must seek medical advice immediately (show the label where possible).

You can still convert the following datas into molecular structure:
(2)Std. InChI: InChI=1S/C5H11N/c1-5-3-2-4-6-5/h5-6H,2-4H2,1H3

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