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ChemicalBook--->CAS DataBase List--->2050-76-2

2050-76-2

2050-76-2 Structure

2050-76-2 Structure
IdentificationMore
[Name]

2,4-DICHLORO-1-NAPHTHOL
[CAS]

2050-76-2
[Synonyms]

2,4-DICHLORO-1-NAPHTHOL
AURORA KA-5007
1-Naphthalenol,2,4-dichloro-
2,4-dichloro-1-naphthaleno
2,4-dichloro-1-Naphthalenol
2,4-DICHLORONAPHTHOL
2,4-DICHLORO-1-NAPHTHOL 99%
2,4-Dichloro-1-naphthol [for photography]
2,4-Dichloronaphthalen-1-ol
[EINECS(EC#)]

218-103-6
[Molecular Formula]

C10H6Cl2O
[MDL Number]

MFCD00003931
[Molecular Weight]

213.06
[MOL File]

2050-76-2.mol
Chemical PropertiesBack Directory
[Appearance]

beige-yellowish crystalline powder
[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)
[EPA Substance Registry System]

1-Naphthalenol, 2,4-dichloro- (2050-76-2)
Safety DataBack Directory
[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:Wear suitable protective clothing .
[WGK Germany ]

3
[HS Code ]

29081990
Hazard InformationBack Directory
[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.]
Spectrum DetailBack Directory
[Spectrum Detail]

2,4-DICHLORO-1-NAPHTHOL(2050-76-2)MS
2,4-DICHLORO-1-NAPHTHOL(2050-76-2)1HNMR
2,4-DICHLORO-1-NAPHTHOL(2050-76-2)13CNMR
2,4-DICHLORO-1-NAPHTHOL(2050-76-2)IR1
2,4-DICHLORO-1-NAPHTHOL(2050-76-2)IR2
Well-known Reagent Company Product InformationBack Directory
[Sigma Aldrich]

2050-76-2(sigmaaldrich)
[TCI AMERICA]

2,4-Dichloro-1-naphthol  [for photography],>97.0%(GC)(T)(2050-76-2)
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90-13-1 91-58-7 604-44-4 95-57-8 2050-76-2 106-48-9 120-83-2 90-15-3

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