2-Methyl-1-naphthaldehyde

Base Information

• Chemical Name: 2-Methyl-1-naphthaldehyde
• CAS No.: 35699-44-6
• Molecular Formula: C12H10 O
• Molecular Weight: 170.211
• Hs Code.: 2912299000
• European Community (EC) Number: 623-792-5
• DSSTox Substance ID: DTXSID10398925
• Nikkaji Number: J1.863.513E
• Wikidata: Q82201183
• Mol file: 35699-44-6.mol

Synonyms:2-Methyl-1-naphthaldehyde;35699-44-6;2-methylnaphthalene-1-carbaldehyde;2-METHYL-1-NAPHTHALENECARBOXALDEHYDE;MFCD02261774;2-Methylnaphthalene-1-carboxaldehyde;1-methyl naphthyl ketone;SCHEMBL230035;2-Methyl-1-naphthaldehyde 97;DTXSID10398925;WIAZTPUQHUFMQA-UHFFFAOYSA-N;2-Methyl-1-naphthaldehyde, 97%;2-methyl-1-naphthalenecarbaldehyde;AKOS015912612;CS-0245142;FT-0753876;EN300-2999399;Z1255356712

Chemical Property of 2-Methyl-1-naphthaldehyde

Chemical Property:

• Vapor Pressure: 0.000409mmHg at 25°C
• Melting Point: 51-56 °C(lit.)
• Refractive Index: 1.656
• Boiling Point: 316.5°Cat760mmHg
• Flash Point: 184.9°C
• PSA: 17.07000
• Density: 1.123g/cm³
• LogP: 2.96070
• Storage Temp.: 2-8°C
• XLogP3: 3
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 1
• Exact Mass: 170.073164938
• Heavy Atom Count: 13
• Complexity: 188

Purity/Quality:

98%,99%, ^*data from raw suppliers

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

Safty Information:

• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 26-36

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Canonical SMILES: CC1=C(C2=CC=CC=C2C=C1)C=O
• Uses: 2-Methyl-1-naphthaldehyde may be used in the preparation of 2-methyl-1-naphthaldehyde tosylhydrazone.

Technology Process of 2-Methyl-1-naphthaldehyde

There total 8 articles about 2-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: 78.0%

dimethyl-1,2 naphtalene (573-98-8) + acetic acid (64-19-7,77671-22-8) → 1-Methyl-2-naphthaldehyde (35699-45-7) + 2-methyl-1-naphthaldehyde (35699-44-6) + Acetic acid 2-methyl-naphthalen-1-ylmethyl ester (102606-06-4)

Guidance literature:

With ammonium cerium(IV) nitrate; at 85 ℃; for 2h;

DOI:10.1016/S0040-4020(01)96768-7

Reference yield: 50.0%

1-bromomethyl-2-methylnaphthalene (61172-29-0) → 2-methyl-1-naphthaldehyde (35699-44-6) + α-methyl-1-naphthalenometanol (1706-15-6) + 1,2-bis-(2-methyl-[1]naphthyl)-ethane (7052-58-6)

Guidance literature:

With N,N,N,N,N,N-hexamethylphosphoric triamide; iron(II) oxalate dihydrate; at 155 - 160 ℃; for 0.166667h;

DOI:10.1039/b211792d

Reference yield: 26.0%

malonic acid (141-82-2) + 2-Methylnaphthalene (91-57-6,34468-07-0) → 2-methyl-1-naphthaldehyde (35699-44-6) + 2-methyl-1-naphthoic acid (1575-96-8)

Guidance literature:

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

DOI:10.1246/bcsj.62.545

upstream raw materials:

dimethyl-1,2 naphtalene

acetic acid

1,3-dimethyl-2-(1-naphthyl)imidazolidine

methyl iodide

Downstream raw materials:

dimethyl-1,2 naphtalene

2-methyl-1-naphthoic acid

1-chloromethyl-2-methyl-naphthalene

Refernces

• 1、 Senguel, M. Emin,Ceylan, Zeynep,Balci, Metin. "Unusual triethylamine catalyzed rearrangement of bicyclic endoperoxides derived from substituted cycloheptatrienes". . p. 10401 - 10408. Retrieved 2007/10/03.
• 2、 Nishino, Hiroshi,Tsunoda, Katsunori,Kurosawa, Kazu. "Manganese(III)-Mediated Formylation of Aromatic Compounds in the Presence of Malonic Acid". . p. 545 - 550. Retrieved 2007/10/02.