Structure Directing Agents (SDA)

SDAs are quarternary salts which are chemicals which helps in the formation of particular channels and pores during the synthesis of zeolites. Zeolites have varied applications including as catalysts and adsorbents. In particular, zeolites promoted with transition metals such as copper and iron have been proven to be active for the selective catalytic reduction, which is currently considered as one of the preferred technologies for emission control in automotive applications. With a great focus on green technology and a healthy environment, industries are evaluating new technologies by investing in R&D. New and innovative applications are driving the growth of the zeolite market, in turn driving the quaternary ammonium compounds market. (Source: F&S Report)
Quartenary ammonium compounds (which include our SDAs) are widely used in the manufacturing of zeolites. Industrially important zeolites are produced synthetically. Zeolites are indispensable in many catalytic processes like fluid catalytic cracking, hydrocracking, dewaxing, production of octane boosters, hydrodesulphurization, Fischer–Tropsch synthesis, methanol-to-olefin reaction, aromatic alkylation, nitration, halogenation, nucleophilic substitution and addition, and many others. More recently, zeolites have also been introduced for catalytic emission control, e.g., reducing the emission levels of nitrogen oxides (NOx) from both stationary and mobile sources. In particular, zeolites promoted with transition metals such as copper and iron have been proven to be active for the selective catalytic reduction of NOx by ammonia, which is currently considered as one of the preferred technologies for NOx removal from lean exhaust gases in automotive applications. (Source: F&S Report)
In addition, quarternary ammonium compounds (which include our SDAs) are used as agents that are bioactive. They consist of a large range of antimicrobial activity over a broad range of pH and are used as pesticides, wood preservatives, sanitizers/disinfectants, fungicides, and hard-surface cleaners in commercial, medical, domestic, and agricultural applications. At very low temperatures, they are also considered effective against fungi, bacteria, and viruses. (Source: F&S Report)
End User Industry Application

Automotive-Catalytic Converter-Emission Control

Petrochemicals - Cracking crude

Chemicals - Continuous flow chemistry

Oxygen Concentrators
Abbreviation
Product Name
CAS NO
TPAB
TETRA PROPYL AMMONIUM BROMIDE
1941-30-6
BTMAH
BENZYL TRIMETHYL AMMONIUM HYDROXIDE SOLUTION
100-85-6
TPAH
TETRA PROPYL AMMONIUM HYDROXIDE AQUEOUS SOLUTION
4499-86-9
TMAH
TETRA METHYL AMMONIUM HYDROXIDE SOLUTION
75-59-2
TEMAH
METHYL TRIETHYL AMMONIUM HYDROXIDE AQ. SOLUTION
109334-81-8
TBAH
TETRA BUTYL AMMONIUM HYDROXIDE SOLUTION
2052-49-5
DMDPAH
DIMETHYL DIPROPYL AMMONIUM HYDROXIDE AQ. SOLUTION
836597-65-0
TMAH
TETRA METHYL AMMONIUM HYDROXIDE PENTAHYDRATE
10424-65-4
HMDB
HEXMETHONIUM DIBROMIDE
55-97-0
HMDH
HEXAMETHONIUM DIHYDROXIDE AQ. SOLUTION
556-81-0
CHTMAC
CYCLOHEXYL TRIMETHYL AMMONIUM CHLORIDE
25728-39-6
HMDC
HEXAMETHONIUM DICHLORIDE
60-25-3
ADAH
ADAMANTYL TRIMETHYL AMMONIUM HYDROXIDE AQ. SOLUTION
53075-09-5
ANAC
ADAMANTYL TRIMETHYL AMMONIUM CHLORIDE
128346-46-3
CHTMAH
CYCLOHEXYL TRIMETHYL AMMONIUM HYDROXIDE AQ. SOLUTION
19895-48-8
CHDMEAB
CYCLOHEXYL DIMETHYL ETHYL AMMONIUM BROMIDE
1006061-38-6
CHDMEAH
CYCLOHEXYL DIMETHYL ETHYL AMMONIUM HYDROXIDE AQ. SOLUTION
105197-93-1
TMPC
1,1,3,5 TETRA METHYL PIPERIDINIUM CHLORIDE
113277-69-3
TMPH
1,1,3,5-TETRAMETHYL PIPERIDINIUM HYDROXIDE AQUEOUS SOLUTION
244049-03-4
PMDB
PENTAMETHONIUM DIBROMIDE
541-20-8
1H-IMIDAZOLIUM, 1,2-DIMETHYL-3-[(4-METHYL PHENYL) METHYL] – HYDROXIDE AQ. SOLUTION
1886013-15-5
BAIC
1,3-BIS (1-ADAMANTLY) IMIDAZOLIUM HYDROXIDE AQ. SOLUTION
1402723-44-7
TEPH
TETRA ETHYL PHOSPHONIUM HYDROXIDE AQ. SOLUTION
14814-28-9
DMDEAC
DIMETHYL DIETHYL AMMONIUM CHLORIDE
7173-51-5
DMDEAH
DIETHYL DIMETHYL AMMONIUM HYDROXIDE AQ. SOLUTION
95500-19-9
DEDMPH
1,1-DIETHYL-2,6-DIMETHYL PIPERIDINIUM HYDROXIDE AQ.SOLUTION
244048-96-2
DEDMPH
1,1-DIETHYL- CIS-2,6-DIMETHYL PIPERIDINIUM HYDROXIDE AQ. SOLUTION
244048-97-3
N-ETHYL-N-(3,3,5-TRIMETHYL CYCLOHEXYL) PYRROLIDINIUM HYDROXIDE AQ. SOLUTION
472976-63-9
TMPH
1,1,2,6-TETRAMETHYL PIPERIDINIUM HYDROXIDE AQ. SOLUTION
244048-99-5
TEDH
1,5-PENTANEETHONIUM DIHYDROXIDE AQUEOUS SOLUTION
109591-12-0
1,4-DIAZONIABICYCLO[2.2.2] OCTANE 1,4-DIBUTYL-DIHYDROXIDE
1637540-44-3
CHOLINE HYDROXIDE AQ. SOLUTION
123-41-1
AZSPH
5-AZONIA SPIRO NONANE HYDROXIDE AQ. SOLUTION
53409-17-9
ETMAH
ETHYL TRIMETHYL AMMONIUM HYDROXIDE AQ. SOLUTION
30382-83-3
DMPH
DIMETHYL PYRROLIDINIUM HYDROXIDE AQ. SOLUTION
68498-44-2
DMDPAB
DIMETHYL DIPROPYL AMMONIUM BROMIDE
52509-52-1
MPPH
N-METHYL,N-PROPYL PIPERIDINIUM HYDROXIDE AQUEOUS SOLUTION
1639406-69-1
N,N,N’N’-TETRAETHYL BICYCLO[2.2.2]-OCT-7ENE-2,3:5,6-DIPYRROLIDINIUM DIIODIDE
1012343-08-6
3-AZONIABICYCLO[3.2.1]OCTANE, 3-ETHYL-1,3,8-8-TETRAMETHYL HYDROXIDE (1:1) AQ. SOLUTION
915125-48-3
4,7-METHANO-1H-INDEN-5-AMINIUM,OCTAHYDRO-N,N,N-TRIMETHYL HYDROXIDE AQUEOUS SOLUTION
129574-06-7
DEDMPB
1,1-DIETHYL 2,6-DIMETHYL PIPERIDINIUM BROMIDE AQ. SOLUTION
19072-57-2
MCTMAH
N,N,N TRIMETHYL CYCLOHEXYL METHYL AMMONIUM HYDROXIDE AQ. SOLUTION
72602-06-3