Product Name
Sodium Lignosulfonate
Category
Anionic Surfactants
Description
Sodium lignosulfonate (lignosulfonic acid, sodium salt) is used in the food industry as a de-foaming agent for paper production and in adhesives for items that come in contact with food. It has preservative properties and is used as an ingredient in animal feeds. It is also used for construction, ceramics, mineral powder, chemical industry, textile industry (leather), metallurgical industry, petroleum industry, fire-retardant materials, rubber vulcanization, organic polymerization
Synonyms
ahr2438b;banirexn;betz402;dispergatorreax;dispergatorufoxane;lignosite458;lignosite854;lignosold10
IUPAC Name
disodium;(2R)-3-(2-hydroxy-3-methoxyphenyl)-2-[2-methoxy-4-(3-sulfonatopropyl)phenoxy]propane-1-sulfonate
Molecular Weight
534.5g/mol
Molecular Formula
C20H24Na2O10S2
Canonical SMILES
COC1=CC=CC(=C1O)CC(CS(=O)(=O)[O-])OC2=C(C=C(C=C2)CCCS(=O)(=O)[O-])OC.[Na+].[Na+]
InChI
InChI=1S/C20H26O10S2.2Na/c1-28-18-7-3-6-15(20(18)21)12-16(13-32(25,26)27)30-17-9-8-14(11-19(17)29-2)5-4-10-31(22,23)24;;/h3,6-9,11,16,21H,4-5,10,12-13H2,1-2H3,(H,22,23,24)(H,25,26,27);;/q;2*+1/p-2/t16-;;/m1../s1
InChI Key
YDEXUEFDPVHGHE-GGMCWBHBSA-L
Solubility
Soluble (NTP, 1992)
Application
Dispersant for concrete additives
Plastifying additive for bricks and ceramics
Tanning agents
Deflocculant
Bonding agent for fiberboards
Binding agent for molding of pellets, carbon black, fertilizers, activated carbon, foundry molds
Dust reduction agent during spraying for non-asphalted roads and dispersion in the agricultural domain
Color/Form
tan, free-flowing spray-dried powder
Covalently-Bonded Unit Count
3
Exact Mass
534.060628g/mol
Form
a liquid form or as a powder.
Monoisotopic Mass
534.060628g/mol
Other Experimental
SEE LIGNIN SULFONATE. MOLECULAR WEIGHTS RANGE FROM 1000-20,000; NO PRONOUNCED ODOR; NONHYGROSCOPIC; NO DEFINITE MP; DECOMPOSE ABOVE 200 °C; SPECIFIC GRAVITY ABOUT 1.5; FORMS COLLOIDAL SOLN OR DISPERSIONS IN WATER; LIGHT TAN TO DARK-BROWN POWDER; PRACTICALLY INSOL IN ALL ORG SOLVENTS /LIGNIN SULFONATE/
Stability
SEE LIGNIN SULFONATE. STABLE IN DRY FORM & RELATIVELY STABLE IN AQ SOLN /LIGNIN SULFONATE/