1,3-Benzenedisulfonic acid disodium salt Structure

1,3-Benzenedisulfonic acid disodium salt

Chemical Properties

Density  1.124
bulk density 860kg/m3
vapor pressure  0Pa at 25℃
storage temp.  Store below +30°C.
solubility  water: soluble5%, clear, colorless to light yellow
form  powder to crystal
color  White to Gray to Brown
PH 6.9 (500g/l, H2O, 20℃)
Water Solubility  Soluble in water( 663 g/L at 20°C).
Sensitive  Hygroscopic
BRN  4170805
InChI 1S/C6H6O6S2.2Na/c7-13(8,9)5-2-1-3-6(4-5)14(10,11)12;;/h1-4H,(H,7,8,9)(H,10,11,12);;/q;2*+1/p-2
InChIKey XWPWZOJBTOJEGW-UHFFFAOYSA-L
SMILES [Na+].[Na+].[O-]S(=O)(=O)c1cccc(c1)S([O-])(=O)=O
LogP -1.901 at 25℃
CAS DataBase Reference 831-59-4(CAS DataBase Reference)
FDA UNII 1537988ZJN
EPA Substance Registry System 1,3-Benzenedisulfonic acid, disodium salt (831-59-4)
UNSPSC Code 12352107
NACRES NA.22
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Safety

Symbol(GHS) Exclamation Mark (GHS07)
Signal wordWarning
Hazard statements H315-H319-H335
Precautionary statements P261-P264-P271-P280-P302+P352-P305+P351+P338
Hazard Codes  Xi,Xn
Risk Statements  36/37/38-20/21/22
Safety Statements  26-36
WGK Germany  1
Hazard Note  Irritant
TSCA  TSCA listed
HS Code  2904 10 00
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
STOT SE 3
NFPA 704:
0
0 0

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