{
  "url": "https://openlegislation.uk/chemical-weapons-overseas-territories-order-2005/schedule-2n1",
  "json_url": "https://openlegislation.uk/chemical-weapons-overseas-territories-order-2005/schedule-2n1.json",
  "legislation": "uksi/2005/854",
  "legislation_title": "The Chemical Weapons (Overseas Territories) Order 2005",
  "legislation_url": "https://openlegislation.uk/chemical-weapons-overseas-territories-order-2005",
  "path": "schedule/2n1",
  "kind": "schedule",
  "number": "TO THE ACT",
  "heading": "SCHEDULED TOXIC CHEMICALS AND PRECURSORS",
  "text": "(CAS registry number)\nNotes:\n1. This Schedule sets out Schedule 1 to the annex on chemicals to the Convention as corrected.\n2. In this Schedule the reference to the CAS registry is to the chemical abstract service registry.\n3. This Schedule must be read subject to the following proposition, which is based on a note in the Convention: where reference is made to groups of dialkylated chemicals, followed by a list of alkyl groups in parentheses, all chemicals possible by all possible combinations of alkyl groups listed in the parentheses must be taken to be listed in the Schedule.\nA. TOXIC CHEMICALS:\n(1)\nO-Alkyl (less than or equal to C10, incl. cycloalkyl) alkyl\n(Me, Et, n-Pr or i-Pr)-phosphonofluoridates\neg. Sarin: O-Isopropyl methylphosphonofluoridate\n(107-44-8)\nSoman: O-Pinacolyl methylphosphonofluoridate\n(96-64-0)\n(2)\nO-Alkyl (less than or equal to C10, incl. cycloalkyl)\nN,N-dialkyl (Me, Et, n-Pr or i-Pr)-phosphoramidocyanidates\neg. Tabun: O-Ethyl N,N-dimethyl phosphoramidocynanidate\n(77-81-6)\n(3)\nO-Alkyl (H or less than or equal to C10, incl. cycloalkyl)\nS-2 dailkyl (Me, Et, n-Pr or i-Pr)-aminoethyl alkyl (Me,\nEt, n-Pr or i-Pr) phosphonothiolates and corresponding alkylated or protonated salts\neg. VX: O-Ethyl S-2-diisopropylaminoethyl methyl\nphosphonothiolate\n(50782-69-9)\n(4)\nSulfur mustards:\n2-Chloroethylchloromethylsulfide\n(2625-76-5)\nMustard gas: Bis (2-chloroethyl) sulfide\n(505-60-2)\nBis (2-chloroethylthio) methane\n(63869-13-6)\nSesquimustard: 1,2-Bis (2-chloroethylthio) ethane\n(3563-36-8)\n1,3-Bis (2-chloroethylthio)-n-propane\n(63905-10-2)\n1,4-Bis (2-chloroethylthio)-n-butane\n(142868-93-7)\n1,5-Bis (2-choloroethylthio)-n-pentane\n(142868-94-8)\nBis (2-chloroethylthiomethyl) ether\n(63918-90-1)\nO-Mustard: Bis (2-chloroethylthioethyl) ether\n(63918-89-8)\n(5)\nLewisites:\nLewisite 1: 2-Chlorovinyldichloroarsine\n(541-25-3)\nLewisite 2: Bis (2-chlorovinyl) chloroarsine\n(40334-69-8)\nLewisite 3: Tris (2-chlorovinyl) arsine\n(40334-70-1)\n(6)\nNitrogen mustards:\nHN1: Bis (2-chloroethyl) ethylamine\n(538-07-8)\nHN2: Bis (2-chloroethyl) methylamine\n(51-75-2)\nHN3: Tris (2-chloroethyl) amine\n(555-77-1)\n(7)\nSaxitoxin\n(35523-89-8)\n(8)\nRicin\n(9009-86-3)\nB. PRECURSORS\n(9)\nAlkyl (Me, Et, n-Pr or i-Pr) phosphonyldifluorides\neg DF: Methylphosphonyldifluoride\n(676-99-3)\n(10)\nO-Alkyl (H or less than or equal to C10, incl. cycloalkyl)\nO-2-dialkyl (Me, Et, n-Pr or i-Pr)-aminoethyl alkyl (Me,\nEt, n-Pr or i-Pr) phosphonites and corresponding alkylated or protonated salts\neg QL: O-Ethyl O-2 diisopropylaminoethyl methylphosphonite\n(57856-11-8)\n(11)\nChlorosarin: O-Isopropyl methylphosphonochloridate\n(1445-76-7)\n(12)\nChlorosoman: O-Pinacolyl methylphosphonochloridate\n(7040-57-5)",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/2005/854/schedule/2n1",
    "retrieved_at": "2026-10-29T05:02:05.459828+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}