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ChemicalBook >> CAS DataBase List >>2,4-DICHLORO-1-NAPHTHOL

2,4-DICHLORO-1-NAPHTHOL

CAS No.
2050-76-2
Chemical Name:
2,4-DICHLORO-1-NAPHTHOL
Synonyms
AURORA KA-5007;[for photography];2,4-DICHLORONAPHTHOL;2,4-DICHLORO-1-NAPHTHOL;2,4-dichloro-1-naphthaleno;2,4-Dichloro-1-naphthol,99%;2,4-Dichloronaphthalen-1-ol;2,4-DICHLORO-1-NAPHTHOL 99%;2,4-dichloro-1-Naphthalenol;1-Naphthalenol,2,4-dichloro-
CBNumber:
CB3396885
Molecular Formula:
C10H6Cl2O
Molecular Weight:
213.06
MDL Number:
MFCD00003931
MOL File:
2050-76-2.mol
MSDS File:
SDS
Last updated:2023-06-08 17:06:37

2,4-DICHLORO-1-NAPHTHOL Properties

Melting point 104-107 °C(lit.)
Boiling point 305.89°C (rough estimate)
Density 1.2937 (rough estimate)
vapor density 7.3 (vs air)
refractive index 1.5500 (estimate)
storage temp. 2-8°C
solubility pyridine: soluble5%, clear, colorless to dark yellow
form powder
color off-white to tan
CAS DataBase Reference 2050-76-2(CAS DataBase Reference)
FDA UNII P44B2Y7RIO
EPA Substance Registry System 1-Naphthalenol, 2,4-dichloro- (2050-76-2)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P264-P271-P280-P302+P352-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  3
HS Code  29081990
NFPA 704
0
2 0

2,4-DICHLORO-1-NAPHTHOL price More Price(13)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 251976 2,4-Dichloro-1-naphthol 95% 2050-76-2 25g $354 2024-03-01 Buy
TCI Chemical D0383 2,4-Dichloro-1-naphthol [for photography] >97.0%(GC)(T) 2050-76-2 5g $42 2024-03-01 Buy
TCI Chemical D0383 2,4-Dichloro-1-naphthol [for photography] >97.0%(GC)(T) 2050-76-2 25g $110 2022-04-27 Buy
AK Scientific 0527AB 2,4-Dichloronaphthalen-1-ol 2050-76-2 5g $157 2021-12-16 Buy
Matrix Scientific 095803 2,4-Dichloronaphthalen-1-ol 95+% 2050-76-2 10g $158 2021-12-16 Buy
Product number Packaging Price Buy
251976 25g $354 Buy
D0383 5g $42 Buy
D0383 25g $110 Buy
0527AB 5g $157 Buy
095803 10g $158 Buy

2,4-DICHLORO-1-NAPHTHOL Chemical Properties,Uses,Production

Chemical Properties

beige-yellowish crystalline powder

Uses

2,4-Dichloro-1-naphthol has been used in:

  • spectrophotometric determination of arginine with previous modifications of the Sakaguchi reaction
  • guanidinoacetate and guanidinosuccinate assay of urine, an indicator of kidney dysfunction

Purification Methods

Crystallise the naphthol pKEst from MeOH. The 1-methyl ether has m 58o (from EtOH). [Beilstein 6 H 612, 6 I 308, 6 II 582, 6 III 2934, 6 IV 4233.]

90-15-3
604-44-4
2050-76-2
Synthesis of 2,4-DICHLORO-1-NAPHTHOL from 1-Naphthol

2,4-DICHLORO-1-NAPHTHOL Suppliers

Global( 81)Suppliers
Supplier Tel Email Country ProdList Advantage
Alchem Pharmtech,Inc. 		8485655694 sales@alchempharmtech.com United States 63687 58
Career Henan Chemica Co 		+86-0371-86658258 +8613203830695 laboratory@coreychem.com China 30241 58
Hefei TNJ Chemical Industry Co.,Ltd. 		+86-0551-65418671 +8618949823763 sales@tnjchem.com China 34553 58
Dayang Chem (Hangzhou) Co.,Ltd. 		571-88938639 +8617705817739 info@dycnchem.com China 52849 58
PT CHEM GROUP LIMITED 		peter68@ptchemgroup.com China 35425 58
GIHI CHEMICALS CO.,LIMITED 		+8618058761490 info@gihichemicals.com China 49979 58
Aladdin Scientific 		+1-+1(833)-552-7181 sales@aladdinsci.com United States 52925 58
Amadis Chemical Company Limited 		571-89925085 sales@amadischem.com China 131957 58
Mainchem Co., Ltd. +86-0592-6210733 sale@mainchem.com China 32343 55
J & K SCIENTIFIC LTD. 010-82848833 400-666-7788 jkinfo@jkchemical.com China 96815 76
2,4-DICHLORONAPHTHOL 2,4-DICHLORO-1-NAPHTHOL 99% 2,4-Dichloro-1-naphthol [for photography] 2,4-Dichloronaphthalen-1-ol 2,4-Dichloro-1-naphthol,99% [for photography] 2,4-Dichloro-1-naphthol  AURORA KA-5007 2,4-DICHLORO-1-NAPHTHOL 1-Naphthalenol,2,4-dichloro- 2,4-dichloro-1-naphthaleno 2,4-dichloro-1-Naphthalenol 2,4-Dichloro-1-naphthol [for photography]> 2,4-Dichloro-1-naphthol in isooctane 2050-76-2 C10H6Cl2O Cl2C10H5OH Building Blocks Organic Building Blocks Phenols Oxygen Compounds Organic Building Blocks Oxygen Compounds Phenols Industrial/Fine Chemicals Aromatic Halides (substituted)