21-3140
1-Nitroso-2-naphthol-3,6-disulfonic acid disodium salt hydrate
JIS special grade
Synonym(s):
3-Hydroxy-4-nitroso-2,7-naphthalenedisulfonic acid disodium salt, Nitroso-R salt, Nitroso-R-salt
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About This Item
Linear Formula:
ONC10H4(OH)(SO3Na)2 · xH2O
CAS Number:
Molecular Weight:
377.26 (anhydrous basis)
EC Number:
208-369-1
UNSPSC Code:
12352300
PubChem Substance ID:
Beilstein/REAXYS Number:
3643930
MDL number:
Grade:
JIS special grade
Form:
powder
grade
JIS special grade
form
powder
availability
available only in Japan
mp
>300 °C (lit.)
SMILES string
O.[Na+].[Na+].Oc1c(cc2cc(ccc2c1N=O)S([O-])(=O)=O)S([O-])(=O)=O
InChI
1S/C10H7NO8S2.2Na.H2O/c12-10-8(21(17,18)19)4-5-3-6(20(14,15)16)1-2-7(5)9(10)11-13;;;/h1-4,12H,(H,14,15,16)(H,17,18,19);;;1H2/q;2*+1;/p-2
InChI key
RDFCJJHALFWNIG-UHFFFAOYSA-L
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2
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