{
  "$schema": "https://foodadditiveindex.com/api/v1/schema.json",
  "id": "https://foodadditiveindex.com/additives/4-hexylresorcinol",
  "slug": "4-hexylresorcinol",
  "name": "4-Hexylresorcinol",
  "identifiers": {
    "e_number": "E586",
    "ins_number": "586",
    "cas_number": "136-77-6",
    "inchikey": "WFJIVOKAWHGMBH-UHFFFAOYSA-N",
    "pubchem_cid": 3610
  },
  "functional_class": "Antioxidant",
  "summary": "4-Hexylresorcinol stops prawns and shrimp going black at the head and shell. That blackening is enzymatic, not spoilage — the animal is perfectly good to eat — but it looks wrong, and this additive replaced the sulphites once used for the job, which had to be declared as allergens.",
  "derivation_summary": "Produced by chemical synthesis from resorcinol. It works by blocking the polyphenol oxidase enzyme that causes the darkening.",
  "regulatory_status": [
    {
      "jurisdiction": "US",
      "jurisdiction_name": "United States",
      "authority": "Food and Drug Administration",
      "status": "not_listed",
      "status_label": "Not listed",
      "note": "Does not appear on this jurisdiction’s permitted list. That is not the same as being prohibited.",
      "provision_count": 0,
      "provisions": []
    },
    {
      "jurisdiction": "CODEX",
      "jurisdiction_name": "Codex Alimentarius",
      "authority": "Codex Alimentarius Commission / JECFA",
      "status": "permitted_with_conditions",
      "status_label": "Permitted, with conditions",
      "provision_count": 2,
      "provisions": [
        {
          "status": "permitted_with_conditions",
          "food_category": {
            "system": "codex",
            "code": "09.1.2",
            "name": "Fresh molluscs, crustaceans, and echinoderms"
          },
          "max_level": 50,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 683, 641, XS292, XS312 & XS315",
          "effective_from": "2025",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 586, food category 09.1.2",
            "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/"
          },
          "source": "gsfa",
          "retrieved_at": "2026-09-07T07:54:15.059Z"
        },
        {
          "status": "permitted_with_conditions",
          "food_category": {
            "system": "codex",
            "code": "09.2.1",
            "name": "Frozen fish, fish fillets, and fish products, including molluscs, crustaceans, and echinoderms"
          },
          "max_level": 50,
          "max_level_unit": "mg/kg",
          "conditions": "GSFA notes: 683, 641, XS36, XS92, XS95, XS165, XS190, XS191, XS292, XS312, XS315",
          "effective_from": "2025",
          "citation": {
            "ref": "CXS 192-1995 Table One, INS 586, food category 09.2.1",
            "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/"
          },
          "source": "gsfa",
          "retrieved_at": "2026-09-07T07:54:15.059Z"
        }
      ]
    }
  ],
  "names": [
    {
      "name": "136-77-6",
      "type": "cas",
      "source": "openfoodtox"
    },
    {
      "name": "1, 4-hexyl-",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "1,3-Benzenediol, 4-hexyl-",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "1,3-Dihydroxy-4-hexylbenzene",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "1,3-Dihydroxy-4-n-hexylbenzene",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "1-(2',4'-Dihydroxyphenyl)hexane",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "4 Hexylresorcinol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "4-(1-Hexyl)resorcinol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "4-hexyl resorcinol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "4-Hexyl-1,3-benzenediol",
      "type": "common",
      "source": "openfoodtox"
    },
    {
      "name": "4-Hexyl-1,3-dihydroxybenzene",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "4-Hexyl-benzenediol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "4-hexylbenzene-1,3-diol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "4-Hexylresorcine",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "4-Hexylresorcinol",
      "type": "common",
      "source": "openfoodtox"
    },
    {
      "name": "4-Hexylresorcinol, 8CI",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "4-Hexylresorcinol, 98%",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "4-n-Hexylresorcinol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Adrover",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Antascarin",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Ascaricid",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Ascarinol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Ascaryl",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "BRN 2048312",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Caprokol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "CAS-136-77-6",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "CCRIS 888",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Crystoids",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Cystoids anthelmintic",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "E 586",
      "type": "common",
      "source": "openfoodtox"
    },
    {
      "name": "EverFresh",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Gelovermin",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "hexyl resorcinol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Hexylresorcin",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Hexylresorcinol",
      "type": "common",
      "source": "openfoodtox"
    },
    {
      "name": "Hexylresorcinol (Standard)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Hexylresorcinol (USP)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Hexylresorcinol CRS",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Hexylresorcinol, BAN, USAN",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Hexylresorcinolum",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Hexylresorzin",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Hidesol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "HSDB 566",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "INS NO.586",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "INS-586",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Kopnol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "MUCINEX INSTASOOTHE",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "MUCINEX INSTASOOTHE SORE THROAT PLUS PAIN RELIEF",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "MUCINEX INSTASOOTHE SORE THROAT PLUS SOOTHING COMFORT",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Mycoderm",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Myxcin-C",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Oxana",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "p-Hexylresorcinol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Prensol",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "R9QTB5E82N",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Resorcinol, 4-hexyl-",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Sucrets",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "terrasil First Aid Antiseptic Wound and Burn Care",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "terrasil First Aid Antiseptic Wound and Burn Care Kit",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "WLN: QR CQ D6",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Worm-agen",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "E586",
      "type": "e_number",
      "source": "openfoodtox"
    },
    {
      "name": "4-HEXYLRESORCINOL",
      "type": "ins",
      "source": "gsfa"
    },
    {
      "name": "586",
      "type": "ins",
      "source": "gsfa"
    },
    {
      "name": "4-hexylbenzene-1,3-diol",
      "type": "iupac",
      "source": "openfoodtox"
    }
  ],
  "hazard_reference_values": [],
  "sources": [
    {
      "key": "gsfa",
      "name": "Codex General Standard for Food Additives (CXS 192-1995)",
      "publisher": "Codex Alimentarius Commission (FAO/WHO)",
      "licence": "FAO terms — non-commercial use with attribution",
      "url": "https://www.fao.org/fao-who-codexalimentarius/codex-texts/dbs/gsfa/en/",
      "retrieved_at": "2026-09-07T07:54:15.059Z"
    }
  ],
  "citation_policy": "Cite as: Food Additive Index, \"4-Hexylresorcinol\", https://foodadditiveindex.com/additives/4-hexylresorcinol. This site reports regulatory status and does not rate additives.",
  "generated_at": "2026-09-08T00:09:38.388Z"
}