Pipeline

{
  "fragment_id": "expt-block--39",
  "source_file": "docs/Project Expt Report/28112025  9076 Expt Table 2025.xls",
  "derived_from": "ocr/28112025  9076 Expt Table 2025.converted/28112025  9076 Expt Table 2025.converted_sheet_9076_Experiments.csv",
  "locator": "sheet 9076_Experiments, batch block '39' (slicer row span not available - block provided verbatim in task)",
  "extractor": "qwen-tasks/extract-expt-block.md",
  "target_aliases": [
    "39"
  ],
  "document_role": "summary_table",
  "payload": {
    "record_type": "synthesis",
    "process_steps": [
      {
        "step": 1,
        "materials": [
          {
            "name": "Surfol R-1400 / MW 1500",
            "qty_g": "265",
            "role": "reactant",
            "verbatim": "i) Surfol R-1400 / MW 1500 ( 2 kg) \\nR-188, 265"
          },
          {
            "name": "PolyPhosphoric acid",
            "qty_g": "4.67",
            "role": "reactant",
            "verbatim": "ii) PolyPhosphoric acid (106%), 4.67"
          },
          {
            "name": "Phosphorous pentaoxide",
            "qty_g": "3.65",
            "role": "reactant",
            "verbatim": "ii) Phosphorous pentaoxide, 3.65"
          }
        ],
        "procedure": [
          {
            "seq": 1,
            "temperature": "54",
            "time_h": "0.5",
            "verbatim": "54 / 0.5"
          },
          {
            "seq": 2,
            "temperature": "56",
            "time_h": "2.5",
            "verbatim": "56 / 2.5"
          },
          {
            "seq": 3,
            "temperature": "68",
            "time_h": "2",
            "verbatim": "68 / 2"
          },
          {
            "seq": 4,
            "temperature": "55 deg",
            "time_h": "0.1",
            "action": "PPA feed at 55 deg C for 10 min",
            "verbatim": "PPA feed at 55 deg C for 10 min / 55 / 0.1"
          },
          {
            "seq": 5,
            "temperature": "77",
            "time_h": "2.5",
            "action": "(PPA feed continued / hold)",
            "verbatim": "77 / 2.5"
          },
          {
            "seq": 6,
            "temperature": "55 deg",
            "time_h": "0.1",
            "action": "P2O5 feed at 55 deg C for 10 min",
            "verbatim": "P2O5 feed at 55 deg C for 10 min / 55 / 0.1"
          },
          {
            "seq": 7,
            "temperature": "75-78",
            "time_h": "2.5",
            "verbatim": "75-78 / 2.5"
          },
          {
            "seq": 8,
            "temperature": "82-85",
            "time_h": "1.5 hr",
            "action": "After ward heated on heating mantle",
            "verbatim": "After ward heated on heating mantle / 82-85 / 1.5 hr"
          }
        ],
        "conditions": {
          "temperature": "54 / 56 / 68 / 55 (PPA feed) / 77 / 55 (P2O5 feed) / 75-78 / 82-85",
          "time_h": "0.5 / 2.5 / 2 / 0.1 (10 min) / 2.5 / 0.1 (10 min) / 2.5 / 1.5 hr"
        },
        "results": [
          {
            "parameter": "acid_value",
            "value": "35.6",
            "verbatim": "AV-35.6/ SAP39.5/ HV-37.6"
          },
          {
            "parameter": "saponification_value",
            "value": "39.5",
            "verbatim": "AV-35.6/ SAP39.5/ HV-37.6"
          },
          {
            "parameter": "hv",
            "value": "37.6",
            "verbatim": "AV-35.6/ SAP39.5/ HV-37.6"
          }
        ],
        "remarks": "Step 1 A.V. column cell 'AV-35.5' (independent of end-cell AV-35.6)"
      },
      {
        "step": 2,
        "materials": [
          {
            "name": "Epomine SP- 018",
            "qty_g": "90",
            "role": "reactant",
            "verbatim": "i)  Epomine SP- 018, 90"
          },
          {
            "name": "2 ethyl hexyl acrylate",
            "qty_g": "210",
            "role": "reactant",
            "addition": "feed",
            "verbatim": "ii)   2 ethyl hexyl acrylate, 210"
          },
          {
            "name": "AIBN",
            "qty_g": "0.6",
            "unit": "gm",
            "role": "catalyst",
            "verbatim": "iii) AIBN, 0.6 gm"
          }
        ],
        "procedure": [
          {
            "seq": 1,
            "action": "RBF with SP-18",
            "verbatim": "RBF with SP-18"
          },
          {
            "seq": 2,
            "temperature": "79",
            "action": "(initial hold)",
            "verbatim": "79"
          },
          {
            "seq": 3,
            "temperature": "79 deg C",
            "time_h": "10 min",
            "action": "AIBN 0.6 gm added",
            "verbatim": "AIBN  0.6 gm added , 79 deg C, 10 min stirrerd"
          },
          {
            "seq": 4,
            "action": "Started feed 2 EH acrylate",
            "verbatim": "Started feed 2 EH acrylate"
          },
          {
            "seq": 5,
            "temperature": "79-81",
            "time_h": "2 hr",
            "action": "(feed 2 EH acrylate)",
            "verbatim": "79-81 / 2 hr"
          },
          {
            "seq": 6,
            "temperature": "78-82",
            "time_h": "3.5",
            "verbatim": "78-82 / 3.5"
          },
          {
            "seq": 7,
            "temperature": "78-82",
            "time_h": "5.5",
            "verbatim": "78-82 / 5.5"
          }
        ],
        "conditions": {
          "temperature": "79 / 79 (AIBN) / 79-81 (feed) / 78-82 / 78-82",
          "time_h": "10 min / 2 hr (feed) / 3.5 / 5.5"
        },
        "results": [
          {
            "parameter": "iodine_value",
            "value": "42",
            "verbatim": "IV- 42"
          },
          {
            "parameter": "iodine_value",
            "value": "27.5",
            "verbatim": "IV- 27.5"
          }
        ],
        "remarks": "RBF with SP-18 (RBF = round-bottom flask)"
      },
      {
        "step": 3,
        "materials": [
          {
            "name": "Step - 1 Product",
            "qty_g": "240",
            "role": "intermediate",
            "verbatim": "Step - 1 Product, 240"
          },
          {
            "name": "Step -  2 Product",
            "qty_g": "60",
            "role": "intermediate",
            "verbatim": "Step -  2 Product , 60"
          }
        ],
        "procedure": [
          {
            "seq": 1,
            "temperature": "55",
            "action": "Stirre well",
            "atmosphere": "N-2",
            "verbatim": "55, Stirre well, N-2"
          },
          {
            "seq": 2,
            "temperature": "55",
            "time_h": "30 min",
            "action": "Feed of Phosphate",
            "atmosphere": "N-2",
            "verbatim": "30 min, 55, Feed of Phosphate, N-2"
          },
          {
            "seq": 3,
            "temperature": "55",
            "time_h": "10 min",
            "observation": "Turbidity found",
            "atmosphere": "N-2",
            "verbatim": "10 min , 55, Turbidity found, N-2"
          },
          {
            "seq": 4,
            "temperature": "55",
            "time_h": "30 min",
            "observation": "Turbidity reduced",
            "atmosphere": "N-2",
            "verbatim": "30 min, 55, Turbidity reduced , N-2"
          },
          {
            "seq": 5,
            "temperature": "58",
            "time_h": "30 min",
            "observation": "Turbidity reduced",
            "atmosphere": "N-2",
            "verbatim": "30 min, 58, Turbidity reduced , N-2"
          },
          {
            "seq": 6,
            "temperature": "57-59",
            "time_h": "30",
            "observation": "Found foam in\\n reaction mass",
            "atmosphere": "N-2",
            "verbatim": "30, 57-59, Found foam in\\n reaction mass, N-2"
          },
          {
            "seq": 7,
            "temperature": "57-59",
            "time_h": "1.5 hr",
            "observation": "Found foam at\\n top of mass",
            "verbatim": "1.5 hr, 57-59, Found foam at\\n top of mass"
          },
          {
            "seq": 8,
            "temperature": "RT",
            "action": "Cool to RT",
            "verbatim": "Cool to RT"
          }
        ],
        "conditions": {
          "temperature": "55 / 55 / 55 / 55 / 58 / 57-59 / 57-59 / RT",
          "atmosphere": "N-2",
          "time_h": "(stir) / 30 min / 10 min / 30 min / 30 min / 30 / 1.5 hr"
        },
        "results": [
          {
            "parameter": "acid_value",
            "value": "1.5",
            "verbatim": "AV-1.5/SAP-204/ HV-183/Amine-285/IV-27.5"
          },
          {
            "parameter": "saponification_value",
            "value": "204",
            "verbatim": "AV-1.5/SAP-204/ HV-183/Amine-285/IV-27.5"
          },
          {
            "parameter": "hv",
            "value": "183",
            "verbatim": "AV-1.5/SAP-204/ HV-183/Amine-285/IV-27.5"
          },
          {
            "parameter": "amine_value",
            "value": "285",
            "verbatim": "AV-1.5/SAP-204/ HV-183/Amine-285/IV-27.5"
          },
          {
            "parameter": "iodine_value",
            "value": "27.5",
            "verbatim": "AV-1.5/SAP-204/ HV-183/Amine-285/IV-27.5"
          },
          {
            "parameter": "acid_value",
            "value": "29.67",
            "verbatim": "AV-29.67/SAP-71.87/ HV-44.67/Amine-46.5/ IV-9.4"
          },
          {
            "parameter": "saponification_value",
            "value": "71.87",
            "verbatim": "AV-29.67/SAP-71.87/ HV-44.67/Amine-46.5/ IV-9.4"
          },
          {
            "parameter": "hv",
            "value": "44.67",
            "verbatim": "AV-29.67/SAP-71.87/ HV-44.67/Amine-46.5/ IV-9.4"
          },
          {
            "parameter": "amine_value",
            "value": "46.5",
            "verbatim": "AV-29.67/SAP-71.87/ HV-44.67/Amine-46.5/ IV-9.4"
          },
          {
            "parameter": "iodine_value",
            "value": "9.4",
            "verbatim": "AV-29.67/SAP-71.87/ HV-44.67/Amine-46.5/ IV-9.4"
          }
        ],
        "remarks": "Step 3 A.V. column cell 'AV-35.5' (independent of the two final result cells)"
      }
    ],
    "observations": [
      "Expt Table remarks: 55 Stirre well (N-2); 30 min 55 Feed of Phosphate (N-2); 10 min 55 Turbidity found (N-2); 30 min 55 Turbidity reduced (N-2); 30 min 58 Turbidity reduced (N-2); 30 57-59 Found foam in reaction mass (N-2); 1.5 hr 57-59 Found foam at top of mass; Cool to RT"
    ],
    "notes": [
      "Stray A.V. cell 'AV-35.5' prints once in the Step 3 column area but equals the Step 1 A.V. column cell 'AV-35.5'; likely a duplicate/misprint of the Step 1 A.V. (Step 1 final cell is 'AV-35.6'). Recorded as a remark on the Step 3 line rather than a distinct result.",
      "Two AIBN entries: 'iii) AIBN 0.6 gm' (materials) and 'AIBN 0.6 gm added' (in-procedure) - same 0.6 gm charge, not two additions.",
      "Step 2 has two IV values (IV-42 at 3.5 h, IV-27.5 at 5.5 h) read as sequential iodine values.",
      "Atmosphere printed as 'N-2' (typo for N2); recorded verbatim as 'N-2'.",
      "No date marker line printed in the block; date left null."
    ]
  },
  "field_confidence": {
    "target_aliases": "high",
    "payload.date": "low",
    "payload.process_steps[step=1].materials": "medium",
    "payload.process_steps[step=1].procedure": "medium",
    "payload.process_steps[step=1].results": "medium",
    "payload.process_steps[step=2].materials": "high",
    "payload.process_steps[step=2].procedure": "medium",
    "payload.process_steps[step=2].results": "medium",
    "payload.process_steps[step=3].materials": "high",
    "payload.process_steps[step=3].procedure": "medium",
    "payload.process_steps[step=3].results": "medium",
    "payload.observations": "high"
  },
  "notes": "Block '39' is a synthesis (phosphate ester Step 1 + acrylate Step 2 + Step 3 merge). Step 1 raw-material name contains an ambiguous 'R-188' and a '( 2 kg)' note alongside the 265 g charge; kept verbatim, not resolved. Step 3 'Feed of Phosphate' at 30 min is interpreted as the first 30 min of feeding the Step 1 phosphate-ester product; the final result cells were assigned to the last (1.5 hr) row by elimination - flagged medium."
}