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251976

Sigma-Aldrich

2,4-Dichloro-1-naphthol

95%

Synonym(s):

2,4-Dichloro-α-naphthol, 2,4-Dichloro-1-naphthalenol, 2,4-Dichloronaphthol

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25 G
$365.00

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25 G
$365.00

About This Item

Linear Formula:
Cl2C10H5OH
CAS Number:
Molecular Weight:
213.06
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

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vapor density

7.3 (vs air)

Quality Level

assay

95%

form

solid

mp

104-107 °C (lit.)

solubility

pyridine: soluble 5%, clear, colorless to dark yellow

functional group

chloro

SMILES string

Oc1c(Cl)cc(Cl)c2ccccc12

InChI

1S/C10H6Cl2O/c11-8-5-9(12)10(13)7-4-2-1-3-6(7)8/h1-5,13H

InChI key

HVLJEMXDXOTWLV-UHFFFAOYSA-N

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Show Differences

1 of 4

This Item
228753285633215163
solubility

pyridine: soluble 5%, clear, colorless to dark yellow

solubility

methanol: soluble 50 mg/mL, clear to hazy, colorless to light yellow

solubility

H2O: soluble 50 mg/mL, clear, faintly yellow to yellow

solubility

chloroform: soluble 100 mg/mL, clear, colorless to faintly yellow

Quality Level

100

Quality Level

200

Quality Level

200

Quality Level

200

mp

104-107 °C (lit.)

mp

159-161 °C (lit.)

mp

220-224 °C (dec.) (lit.)

mp

48-60 °C (lit.)

form

solid

form

-

form

-

form

solid

vapor density

7.3 (vs air)

vapor density

-

vapor density

-

vapor density

-

Application

2,4-Dichloro-1-naphthol has been used in:
  • spectrophotometric determination of arginine with previous modifications of the Sakaguchi reaction[1]
  • guanidinoacetate and guanidinosuccinate assay of urine, an indicator of kidney dysfunction[2]

pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


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Modification of the Sakaguchi reaction: spectrophotometric determination of arginine in proteins without previous hydrolysis.
Messineo L.
Archives of Biochemistry and Biophysics, 117(3), 534-540 (1966)
Urinary guanidinoacetate-guanidinosuccinate ratio: an indicator of kidney dysfunction.
M Sasaki et al.
Clinical chemistry, 19(3), 315-321 (1973-03-01)

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