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Morphine

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Morphine
Morphine
Salts
[]
Morphine phosphate
Generated by the Chemistry Development Kit (http://github.com/cdk)
Morphine hemitartrate
Generated by the Chemistry Development Kit (http://github.com/cdk)
Morphine hydrochloride
Generated by the Chemistry Development Kit (http://github.com/cdk)
Morphine hydriodide
Generated by the Chemistry Development Kit (http://github.com/cdk)
Morphine hemisulfate
Generated by the Chemistry Development Kit (http://github.com/cdk)
Morphine nitrate
Generated by the Chemistry Development Kit (http://github.com/cdk)
Morphine hydrobromide
Generated by the Chemistry Development Kit (http://github.com/cdk)
Trimorphine citrate
Generated by the Chemistry Development Kit (http://github.com/cdk)
Morphine acetate
Generated by the Chemistry Development Kit (http://github.com/cdk)
Morphine hypophosphite
Generated by the Chemistry Development Kit (http://github.com/cdk)
Morphine monohydrate
Generated by the Chemistry Development Kit (http://github.com/cdk)
Molecular structure via molpic based on CDK
Rotamer
[]
Conformer structure via 3Dmol.js
Enable javascript to view conformer structure via 3Dmol.js
Physical properties
[]
285.34 g/mol [1]
Density1.32 at 20 °C/4 °C g/cm3 [1]
AppearancePrisms [1]
OdorOdorless [1]
TasteBitter [1]
Melting point255 °C [1]
Boiling point190ºC [1]
DecompositionWhen heated to decomposition it emits toxic fumes of /nitrogen oxide/. [1]
SolubilityIn water, 1.49X10+2 mg/L at 20 °C [1]
0.8 [1]
Structural Identifiers
[]
C17H19NO3 [1]
(4R,4aR,7S,7aR,12bS)-3-methyl-2,4,4a,7,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinoline-7,9-diol [1]
CN1CC[C@]23[C@@H]4[C@H]1CC5=C2C(=C(C=C5)O)O[C@H]3[C@H](C=C4)O [1]
InChI=1S/C17H19NO3/c1-18-7-6-17-10-3-5-13(20)16(17)21-15-12(19)4-2-9(14(15)17)8-11(10)18/h2-5,10-11,13,16,19-20H,6-8H2,1H3/t10-,11+,13-,16-,17-/m0/s1 [1]
InChIKeyBQJCRHHNABKAKU-KBQPJGBKSA-N [1]
Dosing[]
Intravenous
[]
Light≤ 4 mg(3x - 75%)
Common4 mg
Strong4 - 4.3 mg
Heavy4.3 - 4.7 mg
Extreme4.7 mg +(1x - 25%)
Oral
[]
Light≤ 150 mg(185x - 85.6%)
Common150 mg
Strong150 mg
Heavy150 - 198.7 mg
Extreme198.7 mg +(31x - 14.4%)
Intrarectal
[]
Light≤ 61.9 mg(2x - 50%)
Common61.9 - 67.5 mg
Strong67.5 - 77.5 mg(1x - 25%)
Heavy77.5 - 82 mg
Extreme82 mg +(1x - 25%)
Statistically derived dosages via DBI-IGS
We do not take any responsibility for medical complications or loss of life sustained by following these dosages blindly.

Morphine (also known as Morphia, Morphium, Morphina, Morphinum, Ospalivina, Morphin, Duromorph, Meconium, Morphinism or Nepenthe) is a opioid substance of the morphinan class.

Chemistry

Salts []

Morphine is typically found in the form of its phosphate, hemitartrate, hydrochloride, hydriodide, hemisulfate, nitrate, hydrobromide, citrate, acetate, hypophosphite and monohydrate salts.

 []

Morphine is a absolute mixture.

Morphine matches Lipinski's rule of five.

Pharmacology

In the () morphine acts as a analgesic (), morphine (), natural opium alkaloid () and opioid ().[1]

Subjective effects []

class / Opioid
emily / Morphine []
Routes:
  • Oral (10 - 25mg)
michalina / Morphine []
Effects:
  • amnesia
  • overdose
  • euphoria
  • nauesa
  • muscle relaxation
  • opiate itch
  • nodding
  • sedation
  • respiratory depression
  • decreased libido
Notes:
  • almost fatal overdose in april/may 2025 due to accidentally ODing Morphine + Oxycodone per oral and Intravenous, paramedics saved my life in last moment (2 bpm going to 1 bpm), Nacran saved my life
bonzi / Morphine []
Routes:
  • Intravenous (10 - 30mg)
  • Oral (120mg)
  • Intrarectal (25 - 75mg)
Effects:
0xea / Morphine []
Routes:
  • Intravenous
    Onset: 15 s
    Comeup: 1 - 5 m
    Duration: 3 - 5 h
  • Insufflated
  • Vaporized
Salts:
  • Sulfate
  • Freebase
Indication:Effects:After Effects:Tolerance:
  • builds steadily over the span of 1-2 weeks
Notes:
  • generally has a negative impact on productivity and long-term wellbeing but can be helpful in change of perspective and acute coping
  • quite plesant to foil when Freebased with ammonia
  • intravenous injection of unsanitary solution repeatedly lead to the development of soars all around the body unrelated to venipuncture.
x86pup / Morphine []
Routes:
  • Intravenous

Experience reports

Reddit

There are currently 13 trip reports involving morphine on : []

See also []

External links []

References []

  1. National Center for Biotechnology Information. PubChem Compound Summary for CID 5288826, Morphine. Accessed July 4, 2026. https://pubchem.ncbi.nlm.nih.gov/compound/5288826

  2. U.S. Food and Drug Administration; National Center for Advancing Translational Sciences. Morphine. UNII: 76I7G6D29C. Global Substance Registration System. Accessed July 4, 2026. https://gsrs.ncats.nih.gov/ginas/app/beta/substances/76I7G6D29C