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DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) is a phosphonic acid.
DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) has chelating and anti corrosion properties.
DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) is normally delivered as salts, because the acid form has very limited solubility in water and tends to crystallize in concentrated aqueous solutions.
CAS: 15827-60-8
MF: C9H28N3O15P5
MW: 573.2
EINECS: 239-931-4
Synonyms
dtpmp;DIETHYLENETRIAMINEPENTAKIS(METHYLPHOSPHONIC ACID);DIETHYLENE TRIAMINE PENTA(METHYLENE PHOSPHONIC ACID);DEQUEST(R);2060;Diethylenetriamine,pentamethylenepentaphosphonicacid;diethylenetriaminepenta;(methylenephosphonic);Phosphonic acid, P,P',P'',P'''-[ [(phosphonomethyl)imino]bis[2,1-e thanediylnitrilobis(methylene)]]tetrakis -;dequest 2060;15827-60-8;Diethylenetriaminepenta(methylene-phosphonic acid);diethylenetriamine pentamethylene phosphonic acid;DTPMP;Diethylenetriaminepenta(methylenephosphonic) acid;[bis[2-[bis(phosphonomethyl)amino]ethyl]amino]methylphosphonic acid;0Q75589TM3;diethylenetriaminepenta(methylenephosphonic acid);Phosphonic acid, [[(phosphonomethyl)imino]bis[2,1-ethanediylnitrilobis(methylene)]]tetrakis-
244775-22-2;Diethylenetriaminepenta(methylenephosphonic acid), technical grade 50%;Phosphonic acid, P,P',P'',P'''-(((phosphonomethyl)imino)bis(2,1-ethanediylnitrilobis(methylene)))tetrakis-;((Bis(2-(bis(phosphonomethyl)amino)ethyl)amino)methyl)phosphonic acid;[(bis{2-[bis(phosphonomethyl)amino]ethyl}amino)methyl]phosphonic acid;UNII-0Q75589TM3;Phosphonic acid, (((phosphonomethyl)imino)bis(2,1-ethanediylnitrilobis(methylene)))tetrakis-;EINECS 239-931-4;MFCD00129718;VERSENATE PS;EC 239-931-4;SCHEMBL22924;SEQUION 40 H 50;Diethylenetriamine, pentamethylenepentaphosphonic acid;DTXSID0027775;DUYCTCQXNHFCSJ-UHFFFAOYSA-N;AKOS025310980;(((Phosphonomethyl)imino)bis(ethane-2,1-diylnitrilobis(methylene)))tetrakisphosphonic acid;67774-91-8;NS00004368;F71190;A809915;diethylene triamine penta(methylene phosphonic acid);J-009490;Q3011490;ETHYLENETRIAMINEPENTA(METHYLENEPHOSPHONIC ACID);DIETHYLENETRIAMINE-PENTAKIS(METHYLENEPHOSPHONIC) ACID;DIETHYLENETRIAMINE-N,N,N',N'',N''-PENTA(METHYLENEPHOSPHONIC ACID);DIETHYLENETRIAMINE-N,N,N',N'',N''-PENTAKIS(METHYLENEPHOSPHONIC ACID);PHOSPHONIC ACID, ((BIS(2-(BIS(PHOSPHONOMETHYL)AMINO)ETHYL)AMINO)METHYL)-;PHOSPHONIC ACID, (((PHOSPHONOMETHYL)IMINO)BIS(2,1- ETHANEDIYLNITRILOBIS(METHYLENE)))TETRAKIS-
DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) is a nitrogenous organic polyphosphonic acid.
DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) shows very good inhibition of the precipitation of barium sulfate (BaSO4).
At high alkali and high temperature (above 210 °C) environments DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) has better scale and corrosion inhibition effect than other phosphonates.
DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) five methene phosphoric acid are a kind of widely used corrosion inhibiting and descaling agents, outward appearance is brown color or red-brown thick liquid, nontoxic, molecular formula is C9H28O15N3P5, relative molecular weight is 573.2, be soluble in acidic solution, can form polynary ring huge legendary turtle compound with metal ion in the aqueous solution, loosely is scattered in water, destroy the calcium salt crystalline growths such as carbonate, sulfate scale, thereby play scale effect, can suppress the generation of carbonate, sulfate scale.
Diethylenetriaminepentakis(methylphosphonic acid) (DTPMP) is a multidentate chelating agent.
Hydrogen peroxide oxidation of DTPMP is reported.
DTPMPA ( diethylenetriamine penta(methylene phosphonic acid), a phosphonate, is commonly used as crystallization inhibitors.
DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) is innocuous, easy to be dissolved in acid solution.
DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) has excellent scale and corrosion inhibition and good thermal tolerance ability.
DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) can inhibit the scale formation of carbonate, sulfate and phosphate.
On situation of alkali environment and high temperature (above 210℃) DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) has better scale and corrosion inhibition effect than other organophosphines.
DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) Chemical Properties
Boiling point: 1003.3±75.0 °C(Predicted)
Density: 1.35 (50% aq.)
Vapor pressure: 0Pa at 25℃
Storage temp.: Hygroscopic, -20°C Freezer, Under inert atmosphere
Solubility: Aqueous Base (Sparingly), Water
Form: Oil
pka: 0.59±0.10(Predicted)
Color: Pale Yellow to Brown
Water Solubility: 500g/L at 25℃
BRN: 2068968
InChIKey: DUYCTCQXNHFCSJ-UHFFFAOYSA-N
LogP: -3.4
CAS DataBase Reference: 15827-60-8(CAS DataBase Reference)
EPA Substance Registry System: DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) (15827-60-8)
DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) is normally delivered as salts, because the acid form has very limited solubility in water and tends to crystallize in concentrated aqueous solutions.
DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) is a nitrogenous organic polyphosphonic acid.
DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) shows very good inhibition of the precipitation of barium sulfate (BaSO4).
At high alkali and high temperature (above 210 °C) environments DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) has better scale and corrosion inhibition effect than other phosphonates.
Uses
The phosphonate DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) is a wastewater pollutant, and a component of phosphorous-containing nanoparticles and materials, such as in the preparation of chitosan nanoparticles for plutonium pulmonary decorporation.
DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) solution is suitable for use in a study to investigate the dynamics and kinetics of sodium sulfate crystallization in the presence of various organophosphonic acids.
DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) may be employed as ligand for the characterization of Ce3+ complexes by luminescence spectroscopy.
DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) can be used as scale and corrosion inhibitor in circulating cool water system and boiler water, and especially in alkali circulating cool water system without additional pH regulation, DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) can also be used in oilfield refill water, cool water and boiler water with high concentration of barium carbonate.
When used alone, little scale sediment is found even none of dispersant is used.
DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) can also be used as peroxide stabilizer, chelating agent in woven & dyeing industry, pigment dispersant, microelement’s carrying agent in fertilizer and concrete modifier.
In addition, DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) is used in papermaking, electroplating, acid cleaning and cosmetics.
Industrial uses
Under alkaline environment and high temperature, anticorrosion-antiscaling property is good.
DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) five methene phosphoric acid are used as the anti-incrustation corrosion inhibitor of recirculated cooling water and feedwater in water treatment, be specially adapted to the anti-incrustation corrosion inhibitor of alkaline recirculated cooling water, and can be used for containing the high oil-field flooding of barium carbonate and the anti-incrustation corrosion inhibitor of water coolant, use separately DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) in compound drug, without adding dispersion agent, the dirt deposition amount is still very little; DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) also can be used as peroxide stabiliser, for textile printing and dyeing in the dispersion agent, oxygen delignification stablizer, chemical fertilizer of sequestrant, pigment trace element carry agent, concrete additive; In addition, at aspects such as papermaking, plating, metal pickling and makeup; Also can make the stablizer of oxidizing bactericide.
Synthesis
The technical grade DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) that total amount is 10% will be accounted for, the novel environment friendly formaldehyde that total amount is 58% that accounts for that content is 40% is sent in chemical reaction kettle, starting stirrer stirs, rotating speed is 20 rev/mins, even blend, send into steam immediately in the reactor interlayer, make slowly to heat up in reactor, control temperature between 50 ℃-55 ℃, add slowly and account for the technical grade phosphorous acid crystal that total amount is 30%, be stirred to the follow-up temperature of continuing rising of whole dissolvings, add slowly and account for the catalyzer composite type metallic oxide that total amount is 2%, after stirring, be warming up between 95 ℃-98 ℃, stirring reaction 1.6-1.8 hour, stop, to the reactor steam supply, being cooled to normal temperature, continue to stir, add the aqueous sodium hydroxide solution that appropriate content is 20%, adjust pH is to stop stirring after between 10-10.5 obtaining finished product, during use, can be using DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) five methene phosphoric acid as anti-incrustation corrosion inhibitor or clean-out system use and get final product.
Advantages
DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) is an excellent threshold scale inhibitor for carbonate, sulfate and phosphate scales.
DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) inhibits scale formation at extremely low (ppm) dosage levels, sub-stoichiometric concentrations calculated on hardness of water.
DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) is an organophosphonate which shows excellent sequestration of metal ions at stoichiometric concentrations.
These properties make DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) suitable for use in various applications like Peroxide bleaching, Textile auxiliaries, Industrial and Institutional cleaning, Detergent formulations etc.
DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) has excellent hydrolytic and thermal stability meaning it is stable over wide range of pH values and over higher temperatures, making it suitable for high temperature applications.
DTPMPA ( diethylenetriamine penta(methylene phosphonic acid) is also used as a scale inhibitor in oil and gas applications.
