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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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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

vapor density

7.3 (vs air)

Assay

95%

form

solid

mp

104-107 °C (lit.)

solubility

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

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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Application

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

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

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

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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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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