5,6,7,8-Tetrahydro-2-methyl-1,7-naphthyridine

5,6,7,8-Tetrahydro-2-methyl-1,7-naphthyridine - Names and Identifiers

Name	2-Methyl-5,6,7,8-tetrahydro-1,7-naphthyridine
Synonyms	2-Methyl-5,6,7,8-tetrahydro-1,7-naphthyridine 5,6,7,8-Tetrahydro-2-methyl-1,7-naphthyridine 1,7-Naphthyridine, 5,6,7,8-tetrahydro-2-methyl-
CAS	1196146-61-8
InChI	InChI=1S/C9H12N2/c1-7-2-3-8-4-5-10-6-9(8)11-7/h2-3,10H,4-6H2,1H3

5,6,7,8-Tetrahydro-2-methyl-1,7-naphthyridine - Physico-chemical Properties

Molecular Formula	C9H12N2
Molar Mass	148.21
Density	1.045±0.06 g/cm3(Predicted)
Boling Point	250.8±35.0 °C(Predicted)
pKa	8.57±0.20(Predicted)
Storage Condition	Room Temprature

5,6,7,8-Tetrahydro-2-methyl-1,7-naphthyridine - Introduction

2-methyl -5,6,7, 8-tetrahydro -1,7-naphthalene, also known as methyl -1,7,7-trimethylnaphthalene, is an organic compound. The following is a description of the properties, uses, preparation and safety information of the compound:

Nature:
2-Methyl -5,6, 7,8-tetrahydro -1,7-naphthalene is a colorless to pale yellow liquid with a special aromatic odor. Its molecular formula is C11H16 and its relative molecular mass is 148.25. The compound has a density of 0.975g/cm3, a melting point of -2.3°C and a boiling point of 256-258°C. It is insoluble in water but soluble in most organic solvents.

Use:
2-Methyl -5,6, 7,8-tetrahydro -1,7-naphthalene is widely used in the fragrance industry as an ingredient in perfumes and other fragrances. Its aromatic scent is considered warm, woody and floral and is used to blend various types of perfumes and essences. In addition, the compound can also be used as an intermediate in organic synthesis, has high chemical reactivity, and can participate in a variety of reactions.

Preparation Method:
The preparation method of 2-methyl -5,6,7, 8-tetrahydro -1, 7-naphthalene can be obtained by hydrogenation reaction of methylnaphthalene and hydrogen in the presence of a catalyst. Usually, Rh/C (rhodium/carbon) or Pd/C (palladium/carbon) is used as a catalyst, and the reaction is carried out at room temperature. The synthesis method is relatively simple and the yield is high.

Safety Information:
2-Methyl -5,6, 7,8-tetrahydro -1,7-naphthalene is generally safe in normal use and handling. However, some people may be sensitive to the compound, which may cause allergic or irritant reactions. Care should be taken to avoid skin contact and inhalation, and gloves and appropriate protective equipment should be worn. In addition, a large amount of exposure to such compounds may cause potential risks to health, so pay attention to safe operation during use and follow relevant safety guidelines and regulations.

Last Update：2024-04-10 22:29:15