{
  "$schema": "https://foodadditiveindex.com/api/v1/schema.json",
  "id": "https://foodadditiveindex.com/additives/thiamine-mononitrate",
  "slug": "thiamine-mononitrate",
  "name": "Thiamine mononitrate",
  "identifiers": {
    "e_number": null,
    "ins_number": null,
    "cas_number": "532-43-4",
    "inchikey": "UIERGBJEBXXIGO-UHFFFAOYSA-N",
    "pubchem_cid": 10762
  },
  "functional_class": null,
  "summary": "Thiamine mononitrate is the vitamin B1 form preferred for dry fortification of flour and cereals, because it absorbs less moisture than the hydrochloride and keeps better in a bag.",
  "derivation_summary": "Produced by chemical synthesis. Despite carrying nitrate in the name, the amount contributed to the diet is negligible next to nitrate from vegetables.",
  "regulatory_status": [
    {
      "jurisdiction": "US",
      "jurisdiction_name": "United States",
      "authority": "Food and Drug Administration",
      "status": "permitted",
      "status_label": "Permitted",
      "provision_count": 1,
      "provisions": [
        {
          "status": "permitted",
          "food_category": null,
          "max_level": null,
          "max_level_unit": null,
          "conditions": null,
          "effective_from": null,
          "citation": {
            "ref": "21 CFR 184.1878",
            "url": "https://www.ecfr.gov/current/title-21/section-184.1878"
          },
          "source": "ecfr",
          "retrieved_at": "2026-09-07T18:25:51.549Z"
        }
      ]
    },
    {
      "jurisdiction": "CODEX",
      "jurisdiction_name": "Codex Alimentarius",
      "authority": "Codex Alimentarius Commission / JECFA",
      "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": []
    }
  ],
  "names": [
    {
      "name": "532-43-4",
      "type": "cas",
      "source": "ecfr"
    },
    {
      "name": "Aneurine mononitrate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Aneurine nitrate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Betabion mononitrate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "CAS-532-43-4",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Mononitrate, Thiamine",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Mononitrato de tiamina",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "thiamin mononitrate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Thiamine mononitrate",
      "type": "common",
      "source": "openfoodtox"
    },
    {
      "name": "Thiamine mononitrate (USP)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Thiamine mononitrate, >=98% (HPLC)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Thiamine mononitrate, British Pharmacopoeia (BP) Reference Standard",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "thiamine nitrate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Thiamine nitrate (JP17)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Thiamine nitrate (salt)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Thiamine nitrate (Standard)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Thiamine nitrate CRS",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Thiamine nitrate, 95%",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Thiamine nitrate, AldrichCPR",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Thiamine nitrate, European Pharmacopoeia (EP) Reference Standard",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Thiamine Nitrate, Pharmaceutical Secondary Standard; Certified Reference Material",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Thiamine nitratel",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Thiaminenitrate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Thiamini mononitras",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Vitamin B(sub 1) nitrate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Vitamin b1 (as thiamine nitrate)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Vitamin B1 mononitrate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Vitamin B1 nitrate",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "Vitanon (TN)",
      "type": "common",
      "source": "pubchem"
    },
    {
      "name": "2-[3-[(4-amino-2-methyl-pyrimidin-5-yl)methyl]-4-methyl-thiazol-3-ium-5-yl]ethanol;nitrate",
      "type": "iupac",
      "source": "pubchem"
    },
    {
      "name": "2-[3-[(4-amino-2-methylpyrimidin-5-yl)methyl]-4-methyl-1, 3-thiazol-3-ium-5-yl]ethanol nitrate",
      "type": "iupac",
      "source": "openfoodtox"
    },
    {
      "name": "3-((4-Amino-2-methyl-5-pyrimidinyl)methyl)-5-(2-hydroxyethyl)-4-m-ethylthiazolium nitrate (salt)",
      "type": "iupac",
      "source": "pubchem"
    },
    {
      "name": "3-((4-Amino-2-methyl-5-pyrimidinyl)methyl)-5-(2-hydroxyethyl)-4-methylthiazolium nitrate",
      "type": "iupac",
      "source": "pubchem"
    },
    {
      "name": "3-((4-amino-2-methylpyrimidin-5-yl)methyl)-5-(2-hydroxyethyl)-4-methylthiazol-3-ium nitrate",
      "type": "iupac",
      "source": "pubchem"
    },
    {
      "name": "3-(4-Amino-2-methylpyrimidin-5-ylmethyl)-5-(2-hydroxyethyl)-4-methylthiazolium nitrate",
      "type": "iupac",
      "source": "pubchem"
    },
    {
      "name": "3-(4-Amino-2-methylpyrimidyl-5-methyl)-4-methyl-5,beta-hydroxyethylthiazolium nitrate",
      "type": "iupac",
      "source": "pubchem"
    },
    {
      "name": "3-[(4-Amino-2-methylpyrimidin-5-yl)methyl]-5-(2-hydroxyethyl)-4-methyl-1,3-thiazol-3-ium nitrate",
      "type": "iupac",
      "source": "pubchem"
    },
    {
      "name": "Thiazolium, 3-((4-amino-2-methyl-5-pyrimidinyl)methyl)-5-(2-hydroxyethyl)-4-m-ethyl-, nitrate (salt)",
      "type": "iupac",
      "source": "pubchem"
    },
    {
      "name": "Thiazolium, 3-((4-amino-2-methyl-5-pyrimidinyl)methyl)-5-(2-hydroxyethyl)-4-methyl-, nitrate (1:1)",
      "type": "iupac",
      "source": "pubchem"
    },
    {
      "name": "Thiazolium, 3-((4-amino-2-methyl-5-pyrimidinyl)methyl)-5-(2-hydroxyethyl)-4-methyl-, nitrate (salt)",
      "type": "iupac",
      "source": "pubchem"
    },
    {
      "name": "Thiazolium, 3-[(4-amino-2-methyl-5-pyrimidinyl)methyl]-5-(2hydroxyethyl)-4-m-ethyl-, nitrate (salt)",
      "type": "iupac",
      "source": "pubchem"
    },
    {
      "name": "Thiamine mononitrate",
      "type": "label",
      "source": "ecfr"
    }
  ],
  "hazard_reference_values": [],
  "sources": [
    {
      "key": "ecfr",
      "name": "Electronic Code of Federal Regulations, Title 21",
      "publisher": "U.S. Government Publishing Office / National Archives",
      "licence": "Public domain",
      "url": "https://www.ecfr.gov/api/versioner/v1/full/2026-08-31/title-21.xml",
      "retrieved_at": "2026-09-07T18:25:51.549Z"
    }
  ],
  "citation_policy": "Cite as: Food Additive Index, \"Thiamine mononitrate\", https://foodadditiveindex.com/additives/thiamine-mononitrate. This site reports regulatory status and does not rate additives.",
  "generated_at": "2026-09-08T00:09:38.745Z"
}