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2-Naphthaldehyde

2-Naphthaldehyde structure

CAS No.: 66-99-9

Chemical Name:: 2-Naphthaldehyde

Synonyms: naphthalene-2-carbaldehyde;2-Formylnaphthalene;2-NaphthaL;2-NAPHTHALDEHYDE;2-Naphthakdehyde;B-NAPHTHALDEHYDE;NAPHTHALDEHYDE(2-);2-NAPHTHYLALDEHYDE;Naphthaldehyde,97%;BETA-NAPHTHALDEHYDE

CBNumber:: CB4496391

Molecular Formula:: C11H8O

Molecular Weight:: 156.18

MDL Number:: MFCD00004094

MOL File:: 66-99-9.mol

Last updated:2025-04-15 18:16:32

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2-Naphthaldehyde Properties

Melting point	58-61 °C (lit.)
Boiling point	160 °C (19 mmHg)
Density	1.6211
refractive index	1.6211 (estimate)
Flash point	160°C/19mm
storage temp.	-20°C
solubility	Chloroform, Methanol (Sparingly)
form	Powder or Chunks
color	Off-white to yellow or light beige
Water Solubility	Soluble in hot water.
FreezingPoint	1.0755
Sensitive	Air Sensitive
BRN	507750
InChIKey	PJKVFARRVXDXAD-UHFFFAOYSA-N
CAS DataBase Reference	66-99-9(CAS DataBase Reference)
EWG's Food Scores	1
FDA UNII	GZX30H50DE
NIST Chemistry Reference	2-Naphthalenecarboxaldehyde(66-99-9)
EPA Substance Registry System	2-Naphthalenecarboxaldehyde (66-99-9)
UNSPSC Code	12352100
NACRES	NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07,GHS06

Signal word

Warning

Hazard statements

H302+H312+H332-H315-H319-H301-H335

Precautionary statements

P280a-P301+P310a-P305+P351+P338-P405-P501a-P261-P264-P270-P271-P280-P301+P312+P330-P302+P352+P312+P362+P364-P304+P340+P312-P305+P351+P338+P337+P313-P501

Hazard Codes

Xn,Xi

Risk Statements

36/37/38-22

Safety Statements

22-24/25-36-26

RIDADR

UN 3335

WGK Germany

RTECS

QJ0190010

10-23

HS Code

29122900

NFPA 704

	1
2		0

2-Naphthaldehyde price More Price(37)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	N206	2-Naphthaldehyde 98%	66-99-9	5G	$48.8	2024-03-01	Buy
Sigma-Aldrich	N206	2-Naphthaldehyde 98%	66-99-9	25g	$124	2024-03-01	Buy
Sigma-Aldrich	N206	2-Naphthaldehyde 98%	66-99-9	100g	$192.4	2024-03-01	Buy
TCI Chemical	N0003	2-Naphthaldehyde >98.0%(GC)	66-99-9	5g	$21	2024-03-01	Buy
TCI Chemical	N0003	2-Naphthaldehyde >98.0%(GC)	66-99-9	25g	$80	2024-03-01	Buy

Product number	Packaging	Price	Buy
N206	5G	$48.8	Buy
N206	25g	$124	Buy
N206	100g	$192.4	Buy
N0003	5g	$21	Buy
N0003	25g	$80	Buy

2-Naphthaldehyde Chemical Properties,Uses,Production

Chemical Properties

Pink crystalline

Uses

2-Naphthaldehyde can be used as a reactant:

In proline catalyzed aldol reaction.
In asymmetric three-component Mannich reaction.
For the synthesis of Hantzsch 1,4-dihydropyridines.13}
Asymmetric benzoin condensation reaction.
For the synthesis of pyrazolo[1,2?b]phthalazinediones.
For the synthesis C₆₀ by flash vacuum pyrolysis.

Uses

2-Naphthaldehyde aids in stereo-selective formation of bicyclo 2-siloxy-2-alkoxyoxetanes. It is also used as catalytic agent and petrochemical additive.

Definition

ChEBI: A naphthaldehyde that is naphthalene substituted by a formyl group at position 2.

Synthesis Reference(s)

Synthesis, p. 470, 1996 DOI: 10.1055/s-1996-4246

Purification Methods

Distil 2-naphthaldehyde with steam then crystallise it from water or EtOH. [Beilstein 7 IV 1288.]

2-Naphthaldehyde synthesis

Synthesis of 2-Naphthaldehyde from 2-(Bromomethyl)naphthalene

2-Naphthaldehyde Preparation Products And Raw materials

Raw materials

Tin(Ⅱ)chloride anhydrous Imine Diethyl ether Methanediol, 1-(2-naphthalenyl)-, 1,1-diacetate 1,3-Dithiane, 2-(2-naphthalenyl)-

2-(CHLOROMETHYL)NAPHTHALENE 2-IODONAPHTHALENE 2-Naphthoyl chloride 2-Vinylnaphthalene 2-Naphthylacetic acid

2-Naphthalenemethanol 2-(Bromomethyl)naphthalene 2-Naphthoic acid 2-Methylnaphthalene

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Preparation Products

N-METHYL-N-(2-NAPHTHYLMETHYL)AMINE 3-NAPHTHALEN-2-YL-PROPIONALDEHYDE Naphthalene 2,2'-DINAPHTHYL KETONE 3-hydroxynaphthalene-2-carbaldehyde

ZM 449829

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2-Naphthaldehyde Suppliers

Global( 360)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Shandong Xingshun New Material Co., Ltd.	+86-0519-86464994 +86-13515263029	gxy@xingshengtech.com	China	552	58
Hebei Mujin Biotechnology Co.,Ltd	+86 13288715578 +8613288715578	sales@hbmojin.com	China	12809	58
Hebei Yanxi Chemical Co., Ltd.	+8617531153977	allison@yan-xi.com	China	5854	58
Zhejiang Free Trade Zone Violet Trade Co., Ltd.	+8618768051816; +8615858061377	jenny@zjviolettech.com	China	107	58
Hebei Chuanghai Biotechnology Co,.LTD	+86-13131129325	sales1@chuanghaibio.com	China	5868	58
Hebei Chuanghai Biotechnology Co., Ltd	+8615531151365	mina@chuanghaibio.com	China	18137	58
HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD	+8615350851019	admin@86-ss.com	China	1001	58
Hebei Zhuanglai Chemical Trading Co Ltd	+86-16264648883 +86-16264648883	niki@zlchemi.com	China	7245	58
Capot Chemical Co.,Ltd.	+86-（0）57185586718 +86-13336195806	sales@capot.com	China	29730	60
Shanghai Daken Advanced Materials Co.,Ltd	+86-371-+86-371-66670886	info@dakenam.com	China	19805	58

Supplier	Advantage
Shandong Xingshun New Material Co., Ltd.	58
Hebei Mujin Biotechnology Co.,Ltd	58
Hebei Yanxi Chemical Co., Ltd.	58
Zhejiang Free Trade Zone Violet Trade Co., Ltd.	58
Hebei Chuanghai Biotechnology Co,.LTD	58
Hebei Chuanghai Biotechnology Co., Ltd	58
HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD	58
Hebei Zhuanglai Chemical Trading Co Ltd	58
Capot Chemical Co.,Ltd.	60
Shanghai Daken Advanced Materials Co.,Ltd	58

View Lastest Price from 2-Naphthaldehyde manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2025-04-27	2-Naphthaldehyde 66-99-9	US $110.00-70.00 / kg	1kg	99%	5000	HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD
2025-04-27	2-Naphthaldehyde 66-99-9	US $0.00-0.00 / kg	1kg	98%min	1000kg	WUHAN FORTUNA CHEMICAL CO., LTD
2025-04-27	2-Naphthaldehyde 66-99-9	US $0.00 / kg	1kg	99%	100mt	Jinan Finer Chemical Co., Ltd

2-Naphthaldehyde
66-99-9
US $110.00-70.00 / kg
99%
HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD

2-Naphthaldehyde
66-99-9
US $0.00-0.00 / kg
98%min
WUHAN FORTUNA CHEMICAL CO., LTD

2-Naphthaldehyde
66-99-9
US $0.00 / kg
99%
Jinan Finer Chemical Co., Ltd

2-Naphthaldehyde Spectrum

2-Naphthaldehyde(66-99-9)¹HNMR 2-Naphthaldehyde(66-99-9)¹³CNMR 2-Naphthaldehyde(66-99-9)IR1 2-Naphthaldehyde(66-99-9)Raman

66-99-9(2-Naphthaldehyde)Related Search:

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5,12-NAPHTHACENEQUINONE 2-Naphthoyl chloride PHENYL 3-HYDROXY-2-NAPHTHOATE Naphthol AS 9-ACETYLPHENANTHRENE

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NAPHTHOL AS ACETATE 1'-HYDROXY-2'-ACETONAPHTHONE NAPHTHOL AS-BI PHOSPHATE

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BETA-NAPHTHALDEHYDE 2-NAPHTHALDEHYDE 2-Naphthalenecarboxaldehyde 2-NAPHTHALENECARBALDEHYDE 2-NAPHTHYLALDEHYDE 2-Formylanaphthalene beta-Formylnaphthalene beta-Naphthylaldehyde beta-Naphthylcarboxaldehyde NAPHTHALDEHYDE(2-) NAPHTHALENE-B-ALDEHYDE 2-Naphthakdehyde 2-naphthaldehyde (beta) Naphthaldehyde,97% 2-Naphthaldehyde,98% B-NAPHTHALDEHYDE 2-NAPHTHALDEHYDE 98% 2-Naphthaldehyde, 98% 25GR 2-Naphthaldehyde, 98% 5GR 2-Naphthaldehyde (8CI) 2-Naphthalenealdehyde 2- naphthaleneforMaldehyde N**2-Naphthaldehyde 2-NaphthaL 2-Naphthaldehyde> 2-Naphthaldehyde, 98%, for synthesis 2-Formylnaphthalene naphthalene-2-carbaldehyde 2-Naphthalenecarboxaldehyde (9CI, ACI) Chlorobutanol Impurity?6 66-99-9 C11H8O ALDEHYDE C10 to C21 Carbonyl Compounds Building Blocks Aldehydes Organic Building Blocks Naphthalene series Pyridines