229350
Naphthol AS
99%
Synonym(s):
3-Hydroxy-2-naphthoic acid anilide
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About This Item
Empirical Formula (Hill Notation):
C17H13NO2
CAS Number:
Molecular Weight:
263.29
UNSPSC Code:
12171500
PubChem Substance ID:
EC Number:
202-188-1
MDL number:
Colour Index Number:
37505
Beilstein/REAXYS Number:
1842678
assay
99%
mp
246-248 °C (lit.)
λmax
394 nm
SMILES string
Oc1cc2ccccc2cc1C(=O)Nc3ccccc3
signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Dam. 1
Storage Class
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Faceshields, Gloves
Regulatory Information
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Clothing dermatitis from Naphthol AS.
C J Le Coz et al.
Contact dermatitis, 44(6), 366-367 (2001-05-31)
P E Reid et al.
The journal of histochemistry and cytochemistry : official journal of the Histochemistry Society, 31(9), 1142-1144 (1983-09-01)
Histochemical studies of the mechanism of staining of the periodic acid/2,-hydroxy-3-naphthoic acid hydrazide/Fast Black B/saponification/periodic acid-Schiff (PANFOPAS) method indicate that while 2-hydroxy-3-naphthoic acid hydrazide blocks the periodate engendered Schiff reactivity of vicinal diols unassociated with anionic groups, it fails to
S West et al.
Analytical biochemistry, 190(2), 254-258 (1990-11-01)
We have developed a method that implies the use of a particular type of substrate which can be used in combination with alkaline phosphatase in detecting nucleic acid on filters. The method allows the detection of several different nucleic acid