4-METHYL-1-NAPHTHALDEHYDE

Base Information

• Chemical Name: 4-METHYL-1-NAPHTHALDEHYDE
• CAS No.: 33738-48-6
• Molecular Formula: C12H10O
• Molecular Weight: 170.211
• Hs Code.: 2912299000
• Mol file: 33738-48-6.mol

Synonyms:1-Naphthaldehyde,4-methyl- (6CI,8CI);1-Methyl-4-formylnaphthalene;4-Methyl-1-naphthaldehyde;4-Methylnaphthalene-1-carboxaldehyde;

Chemical Property of 4-METHYL-1-NAPHTHALDEHYDE

Chemical Property:

• Appearance/Colour: solid
• Vapor Pressure: 0.00037mmHg at 25°C
• Melting Point: 32-36 °C(lit.)
• Refractive Index: 1.656
• Boiling Point: 318 °C at 760 mmHg
• Flash Point: 186.5 °C
• PSA: 17.07000
• Density: 1.123 g/cm³
• LogP: 2.96070

Purity/Quality:

97% ^*data from raw suppliers

4-Methyl-1-naphthaldehyde ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 26-36/37/39

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Uses: 4-Methyl-1-naphthaldehyde may be used in the synthesis of methyl 2-phenyl-3-( 4-methyl-1-naphthyl)propenoate and (Z/E)-2-amino-4,6-dimethyl-5-[(4-methyl-1-naphthyl)methylene]-5H-cyclopenta[b]pyridine-3,7-dicarbonitrile.

Technology Process of 4-METHYL-1-NAPHTHALDEHYDE

There total 7 articles about 4-METHYL-1-NAPHTHALDEHYDE which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 22.0%

malonic acid (141-82-2) + 1-Methylnaphthalene (90-12-0,34475-76-8) → 4-methyl-1-naphthaldehyde (33738-48-6) + 4-Methyl-1-naphthoic acid (4488-40-8)

Guidance literature:

With manganese triacetate; In acetic acid; for 0.0166667h; Heating;

DOI:10.1246/bcsj.62.545

Reference yield:

O2-(4-methyl-1-naphthylmethyl)-1-(N,N-diethylamino)-diazen-1-ium-1,2-diolate → N-Nitrosodiethylamine (55-18-5) + 4-methylnaphthalene-1-methanol (57322-44-8) + 4-methyl-1-naphthaldehyde (33738-48-6) + 4-Methyl-naphthalene-1-carbaldehyde oxime

Guidance literature:

In water; acetonitrile; for 0.00416667h; Quantum yield; UV-irradiation;

DOI:10.1021/ja027957h

Reference yield:

formyl fluoride (1493-02-3) + 1-Methylnaphthalene (90-12-0,34475-76-8) → 1-Methyl-2-naphthaldehyde (35699-45-7) + 4-methyl-1-naphthaldehyde (33738-48-6)

Guidance literature:

With hydrogen fluoride; antimony pentafluoride; at -40 ℃; for 1h; under 15200 Torr; Yield given. Yields of byproduct given. Title compound not separated from byproducts;

DOI:10.1039/CC9960000159

upstream raw materials:

1,4-dimethylnaphthalene

malonic acid

1-Methylnaphthalene

formyl fluoride

Downstream raw materials:

4-Methyl-1-naphthoic acid

4-Methyl-1-naphthaldehyd-2,4-dinitrophenylhydrazon

methyl N-(benzyloxycarbonyl)-β-(1-{4-[2',2'-bis(tert-butoxycarbonyl)]vinyl}naphthyl)-L-alaninate

methyl (Z)-2-(benzyloxycarbonylamino)-3-{4-[2',2'-bis(tert-butoxycarbonyl)vinyl]}naphthylacrylate