Pipeline

{
  "fragment_id": "qwen-extract--lbn-49--lbn-48",
  "source_file": "pdf/9076 Data for Raven POC project/Old ELN/LBN 49.pdf",
  "derived_from": "ocr/LBN 49/LBN 49_0.md, ocr/LBN 49/LBN 49_1.md",
  "locator": "LBN 49.pdf pages 1-2",
  "extractor": "qwen-tasks/extract-fragment.md",
  "target_aliases": [
    "LBN 48"
  ],
  "document_role": "eln_report",
  "payload": {
    "aim": "To develop product equivalent to reference product",
    "eln_form": {
      "journal_version": "v3.0",
      "equipment": "Glass RBF with stirrer set up"
    },
    "conditions": {
      "atmosphere": "N2"
    },
    "materials": [
      {
        "sr_no": "1",
        "name": "Vicaspin LUB 1010 (R225100845) Bu- EO-PO HV-62.3/ MW-900",
        "source": "Viswaat",
        "quantity": "208",
        "unit": "gms"
      },
      {
        "sr_no": "2",
        "name": "P2O5",
        "source": "Commercial",
        "quantity": "10.93",
        "unit": "gms"
      },
      {
        "sr_no": "3",
        "name": "Epomine SP-018",
        "source": "Nippon",
        "quantity": "30",
        "unit": "gms",
        "purity_pct": "100"
      },
      {
        "sr_no": "4",
        "name": "2 ethyl hexyl acrylate",
        "quantity": "70",
        "unit": "gms",
        "purity_pct": "100"
      }
    ],
    "procedure_summary": "Three-step synthesis: (1) Phosphate ester - Vicaspin LUB 1010 (R225100845) Bu- EO-PO HV-62.3/MW-900 heated to 50 deg C, P2O5 added under N2, digested 3 hrs at 70-75 deg C, cooled to RT. (2) Acrylate intermediate - Epomine SP-018 heated to 78-81 deg C under N2, 2-ethyl hexyl acrylate fed over 2 hrs, reaction continued 5 hrs, monitored by IV, cooled to RT. (3) Neutralization - acrylate intermediate of step 2 (13%) heated to 56 deg C under N2, phosphate ester of step 1 (87%) fed over 30 min, continued 3 hrs, cooled to RT, filtered through Nylon Mesh.",
    "process_steps": [
      {
        "step": "1",
        "time_hrs": "5",
        "temp_c": "58-75",
        "pressure": "N2",
        "procedure": [
          {
            "action": "Step 1) Phosphate ester- RBF with Vicaspin LUB 1010 (R225100845) Bu- EO-PO HV-62.3/ MW-900 heated to 50 deg C and then slowly added P2O5 into it under N2 atmosphere. Digested this for 3 hrs at 70-75 deg C. Cool to RT AV-51.87"
          }
        ],
        "remarks": "Mono-22.56 / Di- 48.93/ Free acid-1.096",
        "results": [
          {
            "parameter": "AV",
            "value": "51.87",
            "verbatim": "AV-51.87"
          },
          {
            "parameter": "Mono",
            "value": "22.56",
            "verbatim": "Mono-22.56"
          },
          {
            "parameter": "Di",
            "value": "48.93",
            "verbatim": "Di- 48.93"
          },
          {
            "parameter": "Free acid",
            "value": "1.096",
            "verbatim": "Free acid-1.096"
          }
        ]
      },
      {
        "step": "2",
        "time_hrs": "6.5",
        "temp_c": "78-82",
        "pressure": "N2",
        "procedure": [
          {
            "action": "Step 2) Acrylate intermediate- RBF with Epomine SP- 018 heated to 78-81 deg C under N2 atmosphere. Slowly feed of 2-ethyl hexyl acrylate over 2 hrs and continue reaction for 5 hrs. Monitoring of reaction done by IV. IV-26.1 @ 5.5 hrs Cool to RT"
          }
        ],
        "remarks": "Appearance- yellowish clear AV-0.45 IV-26.1 @ 5.5 hrs",
        "results": [
          {
            "parameter": "Appearance",
            "value": "yellowish clear",
            "verbatim": "Appearance- yellowish clear"
          },
          {
            "parameter": "AV",
            "value": "0.45",
            "verbatim": "AV-0.45"
          },
          {
            "parameter": "IV",
            "value": "26.1",
            "verbatim": "IV-26.1 @ 5.5 hrs"
          }
        ]
      },
      {
        "step": "3",
        "time_hrs": "3.5",
        "temp_c": "56-61",
        "pressure": "N2",
        "procedure": [
          {
            "action": "Step 3) Neutralization - RBF with acrylate intermediate of step-2) (13%) heated to 56 deg C under N2 atmosphere. Slowly feed of step-1) (87%) Phosphate ester into it over 30 min and continue 1ue for 3 hrs. Cool to RT and filter through Nylon Mesh."
          }
        ],
        "remarks": "AV-46.5/ HV-49.4/SAP-61.98 /Amine-20.2/ IV-2.58 Tested over pigment Black, Blue, Violet-23/27 etc All having matching resolubility in black, blue & violet 27 while slight reduced in gloss found in all pigments",
        "results": [
          {
            "parameter": "AV",
            "value": "46.5",
            "verbatim": "AV-46.5"
          },
          {
            "parameter": "HV",
            "value": "49.4",
            "verbatim": "HV-49.4"
          },
          {
            "parameter": "SAP",
            "value": "61.98",
            "verbatim": "SAP-61.98"
          },
          {
            "parameter": "Amine",
            "value": "20.2",
            "verbatim": "Amine-20.2"
          },
          {
            "parameter": "IV",
            "value": "2.58",
            "verbatim": "IV-2.58"
          }
        ]
      }
    ],
    "critical_parameters": [
      {
        "parameter": "aminev",
        "reference_value": "30.1",
        "value": "20.2"
      },
      {
        "parameter": "av",
        "reference_value": "43.2",
        "value": "46.5"
      }
    ],
    "observations": [
      "Appearance of acrylate intermediate: yellowish clear",
      "Tested over pigment Black, Blue, Violet-23/27 etc - all having matching resolubility in black, blue & violet 27 while slight reduced in gloss found in all pigments"
    ],
    "conclusion": "Tested over pigment Black, Blue, Violet-23/27 etc All having matching resolubility in black, blue & violet 27 while slight reduced in gloss found in all pigments",
    "outcome": {
      "status": "unknown",
      "basis": "Tested over pigment Black, Blue, Violet-23/27 etc All having matching resolubility in black, blue & violet 27 while slight reduced in gloss found in all pigments",
      "citation": "LBN 49.pdf, page 2"
    }
  },
  "field_confidence": {
    "aim": "high",
    "eln_form": "high",
    "conditions": "medium",
    "materials": "high",
    "procedure_summary": "high",
    "process_steps": "medium",
    "critical_parameters": "high",
    "observations": "medium",
    "conclusion": "medium",
    "outcome": "high"
  },
  "notes": [
    "The form's 'Experiment No.' field is printed as 'LBN 48', although the source file is LBN 49.pdf. Only 'LBN 48' appears verbatim in the document, so it is used as the sole target alias; human review should confirm the correct canonical record for linking.",
    "Date, scientist, and Batch No. fields are blank in the form.",
    "Critical Process Parameter, Optimized Reaction Conditions, SPDU Conditions, and HPLC Results tables are empty in the source; no content extracted from them.",
    "OCR/typo artifacts preserved verbatim: 'continue 1ue for 3 hrs' (Step 3), 'resolubility', 'aminev' (Critical Parameters)."
  ]
}