ChemicalBook--->CAS DataBase List--->14489-75-9

14489-75-9

14489-75-9 Structure

14489-75-9 Structure
IdentificationMore
[Name]

1-Methyl-aminomethyl naphthalene
[CAS]

14489-75-9
[Synonyms]

1-METHYL-1-NAPHTHALENEMETHYLAMINE
1-(METHYLAMINOMETHYL)NAPHTHALENE
AURORA KA-7760
N-METHYL-1-NAPHTHALENEMETHYLAMINE
N-METHYL-1-NAPHTHYLMETHYLAMINE
N-METHYLNAPHTHALENE-1-METHYLAMINE
N-METHYL NAPHTHYLMETHYLAMINE
TIMTEC-BB SBB005765
(1-Naphthylmethyl)Methylamine Hydrochloride
1-(1-naphthalenyl)methylamine
N-methyl hydrochloric salt
1-Naphthalenemethanamine, N-methyl-
N-METHYL-1-NAPHTHYLETHYL AMINE
1-methyl-aminomethyl-1-naphthalene
1-[(Methylamino)-methyl]-naphtalene
N-methyl-1-menaphthylamine
N-METHYL-1-NAPHTHALENEAMINE
N-(1-Naphtylmethyl)-N-methylamine
N-Methyl(1-naphtyl)methaneamine
N-Methyl-1-naphtylmethanamine
[EINECS(EC#)]

238-497-3
[Molecular Formula]

C12H13N
[MDL Number]

MFCD00144934
[Molecular Weight]

171.24
[MOL File]

14489-75-9.mol
Chemical PropertiesBack Directory
[Melting point ]

189.5-190 °C
[Boiling point ]

104 °C
[density ]

1,05 g/cm3
[refractive index ]

1.6160-1.6190
[storage temp. ]

Keep in dark place,Inert atmosphere,2-8°C
[solubility ]

Chloroform (Slightly), Ethyl Acetate (Slightly)
[form ]

clear liquid
[pka]

9.38±0.10(Predicted)
[color ]

Colorless to Orange to Green
[PH]

10.71 at 24℃ and 10g/L
[InChI]

InChI=1S/C12H13N/c1-13-9-11-7-4-6-10-5-2-3-8-12(10)11/h2-8,13H,9H2,1H3
[InChIKey]

MQRIUFVBEVFILS-UHFFFAOYSA-N
[SMILES]

C1(CNC)=C2C(C=CC=C2)=CC=C1
[CAS DataBase Reference]

14489-75-9(CAS DataBase Reference)
Safety DataBack Directory
[Symbol(GHS) ]

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H315-H319
[Precautionary statements ]

P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313
[Hazard Codes ]

Xi
[Risk Statements ]

R36/37/38:Irritating to eyes, respiratory system and skin .
[Safety Statements ]

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
[HS Code ]

2921.49.5000
[REACH Registrations]

Active
[HazardClass ]

IRRITANT
Raw materials And Preparation ProductsBack Directory
[Raw materials]

Methanol, (methylamino)--->1-Naphthalenemethylamine-->N-Methylnaphthalene-1-carboxamide-->Formamide, N-methyl-N-(2-naphthalenylmethyl)--->Methylamine-->1-Chloromethyl naphthalene-->Sodium hydroxide-->Water
[Preparation Products]

Terbinafine-->Butenafine hydrochloride-->3-[Methyl(1-naphthalenylmethyl)amino]-1-phenyl-1-Propanone-->1-Naphthalenemethanamine, N-(2-fluoroethyl)-N-methyl--->Terbinafine Hydrochloride
Hazard InformationBack Directory
[Chemical Properties]

Yellow Oil
[Synthesis]

Formamide, N-methyl-N-(2-naphthalenylmethyl)-

1498015-90-9

1-Methyl-aminomethyl naphthalene

14489-75-9

The crude product N-methyl-N-(1-naphthylmethyl)formamide prepared according to step (a) was suspended in 300 mL of 20% aqueous sodium hydroxide solution and the reaction was heated at 60-70°C for 7 hours. Upon completion of the reaction, the mixture was cooled to 25 °C and subsequently extracted with toluene (2 x 200 mL). The toluene extracts were combined and back-extracted with 3N hydrochloric acid (2 x 300 mL). The aqueous phase was decolorized with activated carbon and the pH was adjusted with 20% aqueous sodium hydroxide to 10.0. The released free base was extracted with toluene, and the toluene layers were combined and distilled to remove the solvent to give 86 g of crude product. Finally, 82 g (85% yield) of pure N-methyl-1-naphthalenemethylamine was obtained by high vacuum distillation purification.

[References]

[1] Patent: WO2004/80945, 2004, A1. Location in patent: Page 8
[2] Patent: WO2004/80945, 2004, A1. Location in patent: Page 9-10
Questions And AnswerBack Directory
[Uses]

1-Methyl-aminomethyl naphthalene has been used as reagent for the determination of isocyanates in air by UV or fluorescence detection. 1-Methyl-aminomethyl naphthalene has been used in the preparation of key intermediate required for the synthesis of terbinafine.

Spectrum DetailBack Directory
[Spectrum Detail]

1-Methyl-aminomethyl naphthalene(14489-75-9)MS
1-Methyl-aminomethyl naphthalene(14489-75-9)1HNMR
1-Methyl-aminomethyl naphthalene(14489-75-9)13CNMR
1-Methyl-aminomethyl naphthalene(14489-75-9)IR1
Well-known Reagent Company Product InformationBack Directory
[TCI AMERICA]

N-Methyl-1-naphthylmethylamine,>98.0%(T)(14489-75-9)
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