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Impurities and reference standards

Codeine hydrochloride

Also known as Codeine HCl, Codeine hydrochloride anhydrous, Morphinan-6-alpha-ol, 7,8-didehydro-4,5-alpha-epoxy-3-methoxy-17-methyl-, hydrochloride

CAS 1422-07-7Formula C18H22ClNO3Molar mass 335.83 g/molEC 215-829-5
GHS signal word: Danger. Pictograms: Corrosive, Acute toxicity (severe), Harmful or irritant, Serious health hazard Prohibited, not for trade
Why it is not for trade
Codeine hydrochloride chemical structure, C18H22ClNO3, CAS 1422-07-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
1422-07-7
Formula
C18H22ClNO3
Molar mass
335.83 g/mol
EC number
215-829-5
HS code
293499
Category
Impurities and reference standards

What is Codeine hydrochloride?

Plain description, key identifiers and synonyms

Codeine hydrochloride is a chemical substance with the molecular formula C18H22ClNO3 and a molar mass of 335.83 g/mol. Its CAS registry number is 1422-07-7. The IUPAC name is (4R,4aR,7S,7aR,12bS)-9-methoxy-3-methyl-2,4,4a,7,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-7-ol, hydrochloride.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(4R,4aR,7S,7aR,12bS)-9-methoxy-3-methyl-2,4,4a,7,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-7-ol, hydrochloride
CAS number
1422-07-7 CAS number cross-checked
EC number
215-829-5
Molecular formula
C18H22ClNO3
UNII
406LPJ779Q
InChIKey
NUXLENPAZQNFAM-FFHNEAJVSA-N
InChI
InChI=1S/C18H21NO3.ClH/c1-19-8-7-18-11-4-5-13(20)17(18)22-16-14(21-2)6-3-10(15(16)18)9-12(11)19;/h3-6,11-13,17,20H,7-9H2,1-2H3;1H/t11-,12+,13-,17-,18-;/m0./s1
Canonical SMILES
COc1ccc2c3c1OC1C(O)C=CC4C(C2)N(C)CCC341.Cl
Isomeric SMILES
CN1CC[C@]23[C@@H]4[C@H]1CC5=C2C(=C(C=C5)OC)O[C@H]3[C@H](C=C4)O.Cl

Synonyms

  • Codeine HCl
  • Codeine hydrochloride anhydrous
  • Morphinan-6-alpha-ol, 7,8-didehydro-4,5-alpha-epoxy-3-methoxy-17-methyl-, hydrochloride
  • Morphinan-6-ol, 7,8-didehydro-4,5-epoxy-3-methoxy-17-methyl-, hydrochloride (1:1), (5alpha,6.alpha.)-
  • Codeine hydrochloride dihydrate (ep impurity)
  • Codeine hydrochloride dihydrate
  • Codeine hydrochloride dihydrate (ep monograph)
  • Morphinan-6-ol, 7,8-didehydro-4,5-epoxy-3-methoxy-17-methyl-, hydrochloride (1:1), (5alpha,6alpha)-
  • Codeine.HCl
  • (4R,4aR,7S,7aR,12bS)-9-methoxy-3-methyl-2,4,4a,7,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-7-ol, hydrochloride
  • codeinhydrochlorid
  • (4R,4Ar,7S,7aR,12bS)-9-methoxy-3-methyl-1,2,3,4,4a,7,7a,13-octahydro-4,12-methanobenzofuro[3,2-e]isoquinolin-3-ium-7-ol, chloride
  • Codeine.HCl, 1mg/ml in Methanol (as free base)
  • (4R,4aR,7S,7aR,12bS)-9-Methoxy-3-methyl-2,3,4,4a,7,7a-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-7-ol hydrochloride
  • 3-Methoxy-17-methyl-5alpha-7,8-didehydro-4,5-epoxymorphinan-6alpha-ol--hydrogen chloride (1/1)

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
335.83 g/molcalc.
Exact mass
335.1288 Dacalc.
LogP (octanol/water)
1.92calc.
Topological polar surface area
41.93 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
1calc.
Heavy atoms
23calc.
Rings
5calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.56calc.
Formal charge
0calc.
Stereocentres
5calc.
Components
2calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, C1=CC2C3Cc4cccc5c4C2(CCN3)C(C1)O5

C1=CC2C3Cc4cccc5c4C2(CCN3)C(C1)O5

5 rings, 18 atoms.

246 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS05: Corrosive
Corrosive
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS07: Harmful or irritant
Harmful or irritant
GHS08: Serious health hazard
Serious health hazard

Hazard statements

  • H301Toxic if swallowed.
  • H302Harmful if swallowed.
  • H311Toxic in contact with skin.
  • H317May cause an allergic skin reaction.
  • H318Causes serious eye damage.
  • H331Toxic if inhaled.
  • H334May cause allergy or asthma symptoms or breathing difficulties if inhaled.
  • H361Suspected of damaging fertility or the unborn child.
  • H362May cause harm to breast-fed children.
Precautionary statements (31)
  • P203Obtain, read and follow all safety instructions before use.
  • P233Keep container tightly closed.
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P262Do not get in eyes, on skin, or on clothing.
  • P263Avoid contact during pregnancy and while nursing.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P272Contaminated work clothing should not be allowed out of the workplace.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P284In case of inadequate ventilation wear respiratory protection.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P301 + P317If swallowed: Get medical help.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P354 + P338If in eyes: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P316Get emergency medical help immediately.
  • P317Get medical help.
  • P318If exposed or concerned, get medical advice.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P333 + P317If skin irritation or rash occurs: Get medical help.
  • P342 + P316If experiencing respiratory symptoms: Get emergency medical help immediately.
  • P361 + P364Take off immediately all contaminated clothing. And wash it before reuse.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P403Store in a well-ventilated place.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Codeine hydrochloride suppliers

Trading restrictions apply to this substance

Controlled or monitored substance

Codeine hydrochloride is prohibited on CompoundList. Listings, quotes and messages are disabled. This page is kept for information only.

Our policy on controlled substances

Codeine hydrochloride price

Indicative price range per kg from live supplier offers

Prices are not shown for prohibited substances.

Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

Regulatory status

Inventories, regulations and trade controls that list this substance

Controlled or monitored substance

Codeine hydrochloride is prohibited on CompoundList. Listings, quotes and messages are disabled. This page is kept for information only.

Our policy on controlled substances

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Codeine hydrochloride is traded under.

HS 2934.99Indicative HS code

Nucleic acids and their salts, other heterocyclic compounds, not elsewhere classified in heading 2934

World exports in 2024
$26.7B
+15.0% vs 2023, imports $26.3B
2019 to 2024
Top exporters
  1. Ireland26.3%
  2. China15.7%
  3. Singapore10.3%
Top importers
  1. United States24.5%
  2. Germany23.1%
  3. Japan4.5%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Codeine hydrochloride is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Codeine hydrochloride, based on the data on this page

What is Codeine hydrochloride?

Codeine hydrochloride is a chemical substance with the molecular formula C18H22ClNO3 and a molar mass of 335.83 g/mol. Its CAS registry number is 1422-07-7. The IUPAC name is (4R,4aR,7S,7aR,12bS)-9-methoxy-3-methyl-2,4,4a,7,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-7-ol, hydrochloride.

What is the CAS number of Codeine hydrochloride?

The CAS registry number of Codeine hydrochloride is 1422-07-7.

What is the molecular formula and weight of Codeine hydrochloride?

The molecular formula of Codeine hydrochloride is C18H22ClNO3 and its molar mass is 335.83 g/mol.

Is Codeine hydrochloride hazardous?

Codeine hydrochloride carries the GHS signal word "Danger". Main hazards: toxic if swallowed, harmful if swallowed, toxic in contact with skin. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Codeine hydrochloride?

Codeine hydrochloride is usually classified under HS code 293499 (Nucleic acids and their salts, whether or not chemically defined, other heterocyclic…). This is indicative, confirm it with your customs broker before shipping.

Can I buy Codeine hydrochloride on CompoundList?

No. Codeine hydrochloride is on our prohibited list, so listings, quotes and messages for it are disabled. This page is kept for information only.

Guides for buyers

Practical guides that help when you source, ship or handle Codeine hydrochloride

Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page

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