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Dextromethorphan hydrobromide monohydrate

CAS No.
6700-34-1
Chemical Name:
Dextromethorphan hydrobromide monohydrate
Synonyms
Dextromethorphan HBr monohydrate;DextroMethorphan hydrobroMide hydrate;dextromethorphansigmareference*standard;Dextromethorphan Hydrobromide dextrorotation;(9S,13S,14S)-3-METHOXY-17-METHYLMORPHINAN HYDROBROMIDE, D-3-METHOXY-N-METHYLMORPHINAN HYDROBROMIDE MONOHYDRATE;DMHM;Dextromethorphan hyd;DEXTROMETHORPHAN HBr IP;Morphinan,3-methoxy-17-methyl-;Dextromethorphani Hydrobromidum
CBNumber:
CB6131946
Molecular Formula:
C18H28BrNO2
Molecular Weight:
370.33
MDL Number:
MFCD02173901
MOL File:
6700-34-1.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-28 02:15:21

Dextromethorphan hydrobromide monohydrate Properties

Melting point 116-119°C
alpha [α]D25 +26~+30° (c=1.85, H2O)
Flash point 11 °C
storage temp. Store at RT
solubility Sparingly soluble in water, freely soluble in ethanol (96 per cent).
form solid
color White to Off-White
PH pH (10g/l, 25℃) : 5.2~6.5
BRN 6453793
InChI InChI=1/C18H25NO.BrH.H2O/c1-19-10-9-18-8-4-3-5-15(18)17(19)11-13-6-7-14(20-2)12-16(13)18;;/h6-7,12,15,17H,3-5,8-11H2,1-2H3;1H;1H2/t15-,17+,18+;;/s3
InChIKey QYPSYPPSHXDFLV-UHFFFAOYSA-N
SMILES O(C1C=CC2C[C@]3([H])N(C)CC[C@]4(CCCC[C@@]43[H])C=2C=1)C.Br.O |&1:6,12,17,r|
LogP 1.351 (est)
CAS DataBase Reference 6700-34-1(CAS DataBase Reference)
FDA UNII 9D2RTI9KYH
UNSPSC Code 41116107
NACRES NA.24

SAFETY

Risk and Safety Statements

Symbol(GHS)  Skull and Crossbones (GHS06)Environment (GHS09)
GHS06,GHS09
Signal word  Danger
Hazard statements  H301-H411
Precautionary statements  P264-P270-P273-P301+P310-P391-P405
PPE Eyeshields, Gloves, type N95 (US)
Hazard Codes  F,T
Risk Statements  11-23/24/25-39/23/24/25
Safety Statements  7-16-36/37-45
WGK Germany  3
HS Code  3822000002
Storage Class 6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects
Hazard Classifications Acute Tox. 3 Oral
Aquatic Chronic 2
NFPA 704
0
2 0

Dextromethorphan hydrobromide monohydrate price More Price(27)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich PHR1018 Dextromethorphan HBr certified reference material, pharmaceutical secondary standard 6700-34-1 10 g $566 2026-04-30 Buy
Sigma-Aldrich D2531 Dextromethorphan hydrobromide monohydrate ≥99% (TLC) 6700-34-1 5g $93.4 2026-04-30 Buy
Sigma-Aldrich D0740000 Dextromethorphan hydrobromide European Pharmacopoeia (EP) Reference Standard 6700-34-1 100 mg $221 2026-04-30 Buy
Sigma-Aldrich 1181007 Dextromethorphan hydrobromide United States Pharmacopeia (USP) Reference Standard 6700-34-1 500mg $455 2026-04-30 Buy
Sigma-Aldrich D0740000 Dextromethorphan hydrobromide European Pharmacopoeia (EP) Reference Standard 6700-34-1 D0740000 $168 2024-03-01 Buy
Product number Packaging Price Buy
PHR1018 10 g $566 Buy
D2531 5g $93.4 Buy
D0740000 100 mg $221 Buy
1181007 500mg $455 Buy
D0740000 D0740000 $168 Buy

Dextromethorphan hydrobromide monohydrate Chemical Properties, Uses, Production

Description

Dextromethorphan (DXM) is a dextratrorotatory morphinan with structural similarity to levorphanol, codeine, and morphine. Because of its strong antitussive effects, dextromethorphan is widely used as a cough suppressant. However, it does not provoke opioid activity as is characteristic of several other morphine derivatives. DXM binds to and inhibits NMDA (IC50 = 0.55 μM) and nicotinic receptors (IC50s = 0.7-3.9 μM) and blocks receptor-gated and voltage-gated calcium channels (IC50 = 60 μM) and voltage-gated sodium channels (IC50 = 78 μM). DXM has been used in multimodal analgesic therapies for acute and neuropathic pain.

Chemical Properties

White Solid

Uses

An antitussive drug. Orally active synthetic morphine analog. Analgesic (narcotic). Racemethorphan and levomethorpham are controlled substances (opiates).

Uses

Antitussive;Opioid ligand

Definition

ChEBI: Dextromethorphan hydrobromide is the hydrobromide and monohydrate of the antitussive drug dextromethorphan. It is a hydrate and a hydrobromide. It contains a dextromethorphan.

brand name

Benylin DM (Parke-Davis); Dextromethorphan Hydrobromide OROS Tablets (Ciba-Geigy); Drixoral Cough (Schering-Plough HealthCare); PediaCare 1 (McNeil Consumer); Romilar (Hoffmann-LaRoche-International); St. Joseph Cough Syrup (Schering-Plough HealthCare).

Biological Activity

Non-competitive, low affinity NMDA receptor antagonist. Antitussive, anticonvulsive and neuroprotective agent.

Toxics Screening Level

The Initial Threshold Screening Level (ITSL) is 0.4 μg/m3 annual average.

References

[1] DONALD C. BOLSER. Antitussive effects of GABAB agonists in the cat and guinea-pig[J]. British Journal of Pharmacology, 1993, 110 1: 491-495. DOI: 10.1111/j.1476-5381.1993.tb13837.x
[2] HASSAN JAMALI  Azhdar H. Effect of dextromethorphan/quinidine on pentylenetetrazole- induced clonic and tonic seizure thresholds in mice[J]. Neuroscience Letters, 2020, 729: Article 134988. DOI: 10.1016/j.neulet.2020.134988
[3] De Souza, F.I., Zumiotti, A.V., and Da Silva, C.F. Neuregulins 1-α and 1-β on the regeneration the peripheral nerves[J]. Acta Ortop Bras.
[4] CHULATHIDA CHOMCHAI  Boonying M. Stimulant methamphetamine and dextromethorphan use among Thai adolescents: implications for health of women and children.[J]. Journal of Medical Toxicology, 2012: 291-294. DOI: 10.1007/s13181-012-0228-0

Dextromethorphan hydrobromide monohydrate Preparation Products And Raw materials

Raw materials

Preparation Products

Dextromethorphan Hydrobromide dextrorotation dextromethorphansigmareference*standard DMHM (9α,13α,14α)-3-Methoxy-17-MethylMorphinan HydrobroMide Hydrate 3-Methoxy-17-Methyl-9α,13α,14α-Morphinan HydrobroMide Hydrate d-3-Methoxy-N-MethylMorphinan HydrobroMide Monohydrate DextroMethorphan hydrobroMide:Monohydrat Morphinan,3-Methoxy-17-Methyl-, hydrobroMide, hydrate (1:1:1), (9a,13a,14a)- (9S,13S,14S)-3-METHOXY-17-METHYLMORPHINAN HYDROBROMIDE, D-3-METHOXY-N-METHYLMORPHINAN HYDROBROMIDE MONOHYDRATE Morphinan,3-methoxy-17-methyl- D-3-METHOXY-N-METHYLMORPHINAN HYDROBROMIDE DEXTROMETHORPHAN HYDROBROMIDE MONOHYDRATE DEXTROMETHORPHAN HYDROBROMIDE, PH EUR DEXTROMETHORPHAN HYDROBROMIDE*MONOHYDRAT E USP D-Methorphan hydrobromide monohydrate Morphinan, 3-methoxy-17-methyl-, hydrobromide, monohydrate, (9.alpha.,13.alpha.,14.alpha.)- Dextromethorphan hydrobromicum, (9S,13S,14S)-3-Methoxy-17-methylmorphinan hydrobromide Dextromethorphan monohydrate hydrobromide Dextromethorphan monohydrate hydrobromide, (9S,13S,14S)-3-Methoxy-17-methylmorphinan hydrobromide (9α,13α,14α)-3-Methoxy-17-methylmorphinanhydrobromide Dextromethorphan hydrobromide monohydrate,(9S,13S,14S)-3-Methoxy-17-methylmorphinan hydrobromide, Dextromethorphan hydrobromicum Dextromethorphan hydrobromide monohydrate,(9S,13S,14S)-3-Methoxy-17-methylmorphinan hydrobromide, d-3-Methoxy-N-methylmorphinan hydrobromide monohydrate, Dextromethorphan hydrobromide monohydrate Dextromethorphan Hydrobromide (500 mg) Certified Reference Material (CRM) Dextromethorphan Hydrobromide (500 mg) Dextromethorphan hyd DextroMethorphan HydrobroMide (Certified Reference Material (CRM)) DextroMethorphan HydrobroMide, Monohydrate, USP, EP (+)-3-Methoxy-N-MethylMorphinan HydrobroMide Monohydrate Dextromethorphani Hydrobromidum High quality pure dextromethorphan hydrochloride powder Dextromethorphan hydrobromide monohydrate USP/EP/BP Dextromethorphan Hydrobromide MonohydrateQ: What is Dextromethorphan Hydrobromide Monohydrate Q: What is the CAS Number of Dextromethorphan Hydrobromide Monohydrate Q: What is the storage condition of Dextromethorphan Hydrobromide Monohydrate Q: What are the applications of Dextromethorphan Hydrobromide Monohydrate Dextromethorphan Hydrobromide (1181007) Pharmaceutical Dextromethorphan Hydrobromide Monohydrate DEXTROMETHORPHAN HBr IP (4bS,8aS,9S)-3-methoxy-11-methyl-6,7,8,8a,9,10-hexahydro-5H-9,4b-(epiminoethano)phenanthrene hydrobromide hydrate Dexmesophane hydrobromide monohydrate Dextromethorphan hydrobromide monohydratec Dextromethorphan for system suitability CRS Dextromethorphan hydrobromide monohydrate EP7.0/USP34 Dextromethorphan for system suitability RS Dextromethorphan Hydrobromide Monohydrate 1.0 mg/ml in Methanol (as anhydrous free base) DextroMethorphan hydrobroMide hydrate Dextromethorphan HBr monohydrate 6700-34-1 C18H28BrNO2 C18H25NOHBrH2O 37032 C18H30BrNO3 Allosteric antagonist at NMDA-controlled ion channels; antagonist at voltage-dependent channels Complex Molecules Asymmetric Synthesis Chiral Building Blocks Aromatics Chiral Reagents Heterocycles Intermediates & Fine Chemicals Pharmaceuticals