Quaternary ammonium chloride combination
2764-72-9 · 1,1'-Ethylene-2,2'-bipyridyldylium ion · 1,1'-Ethylene-2,2'-bipyridylium ion · 1,1'-Ethylene-2,2'-dipyridylium dibromide · 6,7-Dihydrodipyrido(1,2-a:2',1'-c)pyrazine-5,8-di-ium · 6,7-Dihydrodipyrido(1,2-a:2',1'-c)pyrazinediium · 6,7-Dihydrodipyrido(1,2-a:2',1'-c)pyrazinediylium · 6,7-Dihydrodipyrido[1,2-a:2',1'-c]pyrazine-5,8-diium · 7,10-diazoniatricyclo[8.4.0.02,7]tetradeca-1(14),2,4,6,10,12-hexaene · 9,10-DIHYDRO-8A,10,-DIAZONIAPHENANTHRENE DIBROMIDE · 9,10-Dihydro-8a,10a-diazoniaphenanthrene · 9,10-Dihydro-8a,10a-diazoniaphenanthrene ion · Dipyrido(1,2-a:2',1'-c)pyrazinediium, 6,7-dihydro- · Dipyrido(1,2-a:2',1'-c)pyrazinediium, 6,7-dihydro- (8CI)(9CI) · Dipyrido[1,2-a:2',1'-c]pyrazinediium, 6,7-dihydro-, dibromide,monohydrate · DIQUAT · Diquat dication · Quaternary ammonium chloride combination · SYJFEGQWDCRVNX-UHFFFAOYSA-N · 4-(2-Aminoethyl)benzenesulfonyl Fluoride Hydrochloride; p-(2-Aminoethyl)benzenesulfonyl Fluoride Hydrochloride; Pefabloc; Pefabloc SC; Pefabloc SC Plus · 6,7-dihydrodipyrido[1,2-a:2',1'-c]pyrazinediium · Quaternary ammonium chloride combinationCAS 2764-72-9
This combination is a sanitiser for food processing equipment and surfaces, not an ingredient of food.
Where it is and isn’t permitted
| Jurisdiction | Status | Scope and limits | Citation |
|---|---|---|---|
| United States | Permitted, with conditions | 21 CFR 172.165retrieved 2026-09-07 | |
| Codex Alimentarius | Not listedDoes not appear on this jurisdiction’s permitted list. That is not the same as being prohibited. |
What it is made from
A blend of synthetic quaternary ammonium surfactants.
- Vegan
- Vegetarian
- CAS registry number
- 2764-72-9
- InChIKey
- SYJFEGQWDCRVNX-UHFFFAOYSA-N
- PubChem
- CID 6795
Every name it appears under
22 recorded names. A label may use any of them.
CAS registry number
- 2764-72-9
As it appears in regulation
- Quaternary ammonium chloride combination
Other names
- 1,1'-Ethylene-2,2'-bipyridyldylium ion
- 1,1'-Ethylene-2,2'-bipyridylium ion
- 1,1'-Ethylene-2,2'-dipyridylium dibromide
- 6,7-Dihydrodipyrido(1,2-a:2',1'-c)pyrazine-5,8-di-ium
- 6,7-Dihydrodipyrido(1,2-a:2',1'-c)pyrazinediium
- 6,7-Dihydrodipyrido(1,2-a:2',1'-c)pyrazinediylium
- 6,7-Dihydrodipyrido[1,2-a:2',1'-c]pyrazine-5,8-diium
- 7,10-diazoniatricyclo[8.4.0.02,7]tetradeca-1(14),2,4,6,10,12-hexaene
- 9,10-DIHYDRO-8A,10,-DIAZONIAPHENANTHRENE DIBROMIDE
- 9,10-Dihydro-8a,10a-diazoniaphenanthrene
- 9,10-Dihydro-8a,10a-diazoniaphenanthrene ion
- Dipyrido(1,2-a:2',1'-c)pyrazinediium, 6,7-dihydro-
- Dipyrido(1,2-a:2',1'-c)pyrazinediium, 6,7-dihydro- (8CI)(9CI)
- Dipyrido[1,2-a:2',1'-c]pyrazinediium, 6,7-dihydro-, dibromide,monohydrate
- DIQUAT
- Diquat dication
- Quaternary ammonium chloride combination
- SYJFEGQWDCRVNX-UHFFFAOYSA-N
Systematic names
- 4-(2-Aminoethyl)benzenesulfonyl Fluoride Hydrochloride; p-(2-Aminoethyl)benzenesulfonyl Fluoride Hydrochloride; Pefabloc; Pefabloc SC; Pefabloc SC Plus
- 6,7-dihydrodipyrido[1,2-a:2',1'-c]pyrazinediium
Hazard reference values
No reference value for this substance in the sources we hold.
Evidence and how bodies read it
Studies, and the differing conclusions regulators drew from them, are curated by hand rather than machine-read, and none has been written for this substance yet.
Sources for this page
- ecfr retrieved 2026-09-07
Full licence terms and publisher details on Sources. How this page is built and updated: Method.
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