{"hq_id":"hq-c-org-000427","name":"Melphalan","context":"human_adult","timestamp":"2026-10-27T20:57:51.377Z","derived_by":{"label":"ALETHEIA-derived","engine":{"commit":"a1c6e861599cc34c5db0318ea1a7ac13a327e074","commit_source":"vercel_env","tree_clean":null},"params":{"sha256":"88ae43137e58ed0cd65588409efefee0d90253da01ef4459bf9ee25f888ec9a0","files":["axes.json","context-specificity.json","regulatory-mappings.json","synthesis-params.json","thresholds.json"]},"clock":{"year":2026},"inputs":[{"id":"hq-c-org-000427","sha256":"ed04f5587dc3c7f6c9c167cd1d248c41c63865095f58d7e8a54882c9f132ce9b"}]},"risk_level":"severe","risk_profile":{"magnitude":{"mean":0.811249,"weightedMean":0.811249,"std_dev":0.122692,"confidence_interval_95":[0.625,0.95],"source_positions":[{"source":"IARC","year":2012,"value":0.95,"weight":0.41},{"source":"EPA CTX / NTP RoC","year":2021,"value":0.85,"weight":0.30176},{"source":"EPA CTX / CalEPA","year":2021,"value":0.8,"weight":0.30176},{"source":"HQ_DIRECT","year":2026,"value":0.625,"weight":0.35}]},"confidence":{"mean":0.73786,"weightedMean":0.73786,"std_dev":0.139778,"confidence_interval_95":[0.5,0.82],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":0.5,"weight":0.35},{"source":"IARC","year":2012,"value":0.82,"weight":0.41},{"source":"EPA CTX / NTP RoC","year":2021,"value":0.82,"weight":0.30176},{"source":"EPA CTX / CalEPA","year":2021,"value":0.82,"weight":0.30176}]},"recency":{"mean":0.569919,"weightedMean":0.569919,"std_dev":0.258835,"confidence_interval_95":[0.368,1],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":1,"weight":0.35},{"source":"IARC","year":2012,"value":0.5,"weight":0.41},{"source":"EPA CTX / NTP RoC","year":2021,"value":0.368,"weight":0.30176},{"source":"EPA CTX / CalEPA","year":2021,"value":0.368,"weight":0.30176}]},"methodology":{"mean":0.922993,"weightedMean":0.922993,"std_dev":0.131042,"confidence_interval_95":[0.7,1],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":0.7,"weight":0.35},{"source":"IARC","year":2012,"value":1,"weight":0.41},{"source":"EPA CTX / NTP RoC","year":2021,"value":1,"weight":0.30176},{"source":"EPA CTX / CalEPA","year":2021,"value":1,"weight":0.30176}]},"specificity":{"mean":0.793637,"weightedMean":0.793637,"std_dev":0.074257,"confidence_interval_95":[0.75,0.92],"source_positions":[{"source":"HQ_DIRECT","year":2026,"value":0.92,"weight":0.35},{"source":"IARC","year":2012,"value":0.75,"weight":0.41},{"source":"EPA CTX / NTP RoC","year":2021,"value":0.75,"weight":0.30176},{"source":"EPA CTX / CalEPA","year":2021,"value":0.75,"weight":0.30176}]},"consensus":{"exists":false,"strength":0.182053,"disagreement_magnitude":0.339684,"warning":null}},"interpretation":{"summary":"Regulatory agencies show substantial disagreement. IARC classifies as higher risk (95th percentile), while HQ_DIRECT concludes lower risk (63th percentile).","confidence_note":"Moderate-quality evidence base. Disagreement reflects methodological and interpretive differences, not data quality issues.","context_note":null,"warning":null},"sources":[{"id":"iarc_melphalan_vol100a_2012","type":"iarc_monograph","title":"IARC Monographs Volume 100A: Pharmaceuticals — Melphalan Group 1; AML in Multiple Myeloma Patients; Bifunctional Guanine N7 Alkylation; del(5q)/del(7q) Alkylator-AML Karyotype; High-dose Transplant Conditioning","year":2012,"url":"https://www.ncbi.nlm.nih.gov/books/NBK304320/"},{"id":"r60-2026-09-30-d918-oehha-prop65-list-csv-own-url","type":"regulatory","title":"PROPOSITION 65 LIST OF CARCINOGENS OR REPRODUCTIVE TOXICANTS","year":2026,"url":"https://oehha.ca.gov/sites/default/files/media/2025-01/p65chemicalslist.csv"},{"id":"r60-2026-09-26-d867-cc1-iarc-list-of-classifications-loc-app","type":"regulatory","title":"IARC Monographs, List of Classifications","year":2026,"url":"https://monographs.iarc.who.int/list-of-classifications"},{"id":"r60-ntp-roc-15th-listed-substances","type":"regulatory","title":"Substances Listed in the Fifteenth Report on Carcinogens","url":"https://ntp.niehs.nih.gov/sites/default/files/ntp/roc/content/listed_substances_508.pdf"},{"id":"src_pubchem_tox_460612","type":"pubchem","title":"PubChem: Toxicity section (CID 460612)","url":"https://pubchem.ncbi.nlm.nih.gov/rest/pug_view/data/compound/460612/JSON?heading=Toxicity"},{"id":"r60-2026-10-02-d983-ac4-ctx-apis-data-domains","type":"regulatory","title":"Computational Toxicology and Exposure APIs: Data Domains (EPA CCTE)","url":"https://www.epa.gov/comptox-tools/computational-toxicology-and-exposure-apis-data-domains"},{"id":"r60-2026-10-02-d983-ac4-ctx-dashboard-release-notes","type":"regulatory","title":"CompTox Chemicals Dashboard: Release Notes (EPA)","url":"https://www.epa.gov/chemical-research/comptox-chemicals-dashboard-release-notes"},{"id":"r60-2026-10-02-d-955-s9-d955-s9-osha-table-z-1","type":"regulatory","title":"Permissible Exposure Limits – OSHA Annotated Table Z-1","url":"https://www.osha.gov/annotated-pels/table-z-1"},{"id":"pubchem-computed-cid-460612","type":"database","title":"PubChem computed properties for CID 460612 (computed, not measured; as recorded by PubChem)","year":2026,"url":"https://pubchem.ncbi.nlm.nih.gov/compound/460612"},{"id":"pubchem-exp-cameo-chemicals-cid-460612","type":"database","title":"CAMEO Chemicals, as recorded by PubChem (Experimental Properties, CID 460612; where-to-look, not a source of this value)","year":2026,"url":"https://pubchem.ncbi.nlm.nih.gov/rest/pug_view/data/compound/460612/JSON?heading=Experimental+Properties"},{"id":"ctx_pred_dtxsid6020804","type":"reference","title":"EPA CompTox CTX API: predicted properties for DTXSID6020804 (Melphalan)","url":"https://comptox.epa.gov/ctx-api/chemical/property/predicted/search/by-dtxsid/DTXSID6020804"},{"id":"pubchem-computed-structure-cid-460612","type":"database","title":"PubChem computed structure descriptors for CID 460612 (computed, not measured; as recorded by PubChem)","year":2026,"url":"https://pubchem.ncbi.nlm.nih.gov/compound/460612"}],"sources_scope":"record","derived_markers":[],"warnings":["year_inferred:EPA CTX / NTP RoC:2021","year_inferred:EPA CTX / CalEPA:2021","unmapped_classification:US EPA (CompTox genotoxicity summary):epa comptox computed genotoxicity summary: positiv","unmapped_classification:US EPA (CompTox genotoxicity summary):epa comptox computed genotoxicity summary: positiv","unmapped_classification:Denmark, as recorded by ToxValDB:skin irritation: skinirr2 (score: high)","unmapped_classification:Denmark, as recorded by ToxValDB:skin sensitization: skinsens1 (score: high)","unmapped_classification:Japan, as recorded by ToxValDB:skin irritation: category 2 (score: high)"],"meta":{"synthesis_version":"1.1.0","config_version":"1.1.0","n_sources":4,"db_version":49,"warnings":["year_inferred:EPA CTX / NTP RoC:2021","year_inferred:EPA CTX / CalEPA:2021","unmapped_classification:US EPA (CompTox genotoxicity summary):epa comptox computed genotoxicity summary: positiv","unmapped_classification:US EPA (CompTox genotoxicity summary):epa comptox computed genotoxicity summary: positiv","unmapped_classification:Denmark, as recorded by ToxValDB:skin irritation: skinirr2 (score: high)","unmapped_classification:Denmark, as recorded by ToxValDB:skin sensitization: skinsens1 (score: high)","unmapped_classification:Japan, as recorded by ToxValDB:skin irritation: category 2 (score: high)"]},"schema":"synthesis","_notice":"ALETHEIA output is reference data, not professional advice. Not a substitute for primary agency sources or qualified professionals. See https://aletheia.holisticquality.io/disclaimer.","_disclaimer_url":"https://aletheia.holisticquality.io/disclaimer","available_contexts":["human_adult","human_elderly","aquatic_life","human_teen","human_pregnant"]}