Orphenadrine

Modify Date: 2026-06-30 21:42:22

Orphenadrine Structure
Orphenadrine structure
Common Name Orphenadrine
CAS Number 83-98-7 Molecular Weight 269.38100
Density 1.0278 (rough estimate) Boiling Point 195ºC at 12 ATM
Molecular Formula C18H23NO Melting Point 25°C
MSDS N/A Flash Point N/A

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name orphenadrine
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.0278 (rough estimate)
Boiling Point 195ºC at 12 ATM
Melting Point 25°C
Molecular Formula C18H23NO
Molecular Weight 269.38100
Exact Mass 269.17800
PSA 12.47000
LogP 3.66260
Index of Refraction 1.5740 (estimate)

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
KR6120000
CHEMICAL NAME :
Ethylamine, N,N-dimethyl-2-((o-methyl-alpha-phenylbenzyl)oxy)-
CAS REGISTRY NUMBER :
83-98-7
BEILSTEIN REFERENCE NO. :
1885151
LAST UPDATED :
199612
DATA ITEMS CITED :
8
MOLECULAR FORMULA :
C18-H23-N-O
MOLECULAR WEIGHT :
269.42
WISWESSER LINE NOTATION :
1N1&2OYR&R B1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Human
DOSE/DURATION :
14 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Behavioral - coma Cardiac - arrhythmias (including changes in conduction)
REFERENCE :
APTSAI Acta Pharmacologica et Toxicologica, Supplementun. (Munksgaard International Pub., POB 2148, DK-1016 Copenhagen K, Denmark) No.1- 1947- Volume(issue)/page/year: 41(2),137,1977
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Human
DOSE/DURATION :
7143 mg/kg
TOXIC EFFECTS :
Behavioral - coma Cardiac - pulse rate increase, without fall in BP Vascular - BP elevation not characterized in autonomic section
REFERENCE :
ATSUDG Archives of Toxicology, Supplement. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) No.1- 1978- Volume(issue)/page/year: 4,425,1980
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
125 mg/kg
TOXIC EFFECTS :
Behavioral - changes in motor activity (specific assay)
REFERENCE :
AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 138,62,1962
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
80 mg/kg
TOXIC EFFECTS :
Behavioral - changes in motor activity (specific assay)
REFERENCE :
AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 138,62,1962
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
150 mg/kg
TOXIC EFFECTS :
Behavioral - changes in motor activity (specific assay)
REFERENCE :
AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 138,62,1962
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
33 mg/kg
TOXIC EFFECTS :
Behavioral - changes in motor activity (specific assay)
REFERENCE :
AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 138,62,1962 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 84469 No. of Facilities: 14 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 1092 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 84469 No. of Facilities: 7 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 103 (estimated) No. of Female Employees: 52 (estimated)

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

RIDADR UN 1851
Packaging Group III
Hazard Class 6.1(b)
HS Code 2922199090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~90%

Orphenadrine Structure

Orphenadrine

CAS#:83-98-7

Learn More
Literature: Gowda, Narendra B.; Rao, Gopal Krishna; Ramakrishna, Ramesha A. Tetrahedron Letters, 2010 , vol. 51, # 43 p. 5690 - 5693

~%

Orphenadrine Structure

Orphenadrine

CAS#:83-98-7

Learn More
Literature: J. Med. Chem., , vol. 2, p. 57 - 77

~%

Orphenadrine Structure

Orphenadrine

CAS#:83-98-7

Learn More
Literature: Arzneimittelforschung, , vol. 5, p. 72

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  3

DownStream  1

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2922199090
Summary 2922199090. other amino-alcohols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

 OrphenadrineBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: Primary qHTS assay for inhibitors of alpha-synuclein gene (SNCA) expression
Source: NCGC
External Id: SNCA-p-activity-luciferase
Name: Quantitative High-Throughput drug screen in 47 multiple myeloma cell lines against th...
Source: NCGC
Target: N/A
External Id: s-my-keats_OPM1-m4-1
Name: Quantitative High-Throughput drug screen in 47 multiple myeloma cell lines against th...
Source: NCGC
Target: N/A
External Id: s-my-OC1MY5-m4-1
Name: Quantitative High-Throughput drug screen in 47 multiple myeloma cell lines against th...
Source: NCGC
Target: N/A
External Id: s-my-KMS_34-m4-1
Name: Quantitative High-Throughput drug screen in 47 multiple myeloma cell lines against th...
Source: NCGC
Target: N/A
External Id: s-my-keats_L363-m4-1
Name: Quantitative High-Throughput drug screen in 47 multiple myeloma cell lines against th...
Source: NCGC
Target: N/A
External Id: s-my-keats_OCIMY7-m4-1
Name: Quantitative High-Throughput drug screen in 47 multiple myeloma cell lines against th...
Source: NCGC
Target: N/A
External Id: s-my-MM1R-m4-1
Name: Quantitative High-Throughput drug screen in 47 multiple myeloma cell lines against th...
Source: NCGC
Target: N/A
External Id: s-my-mm1s-m4-1
Name: Quantitative High-Throughput drug screen in 47 multiple myeloma cell lines against th...
Source: NCGC
Target: N/A
External Id: s-my-KMS-28PE-m4-1
Name: Quantitative High-Throughput drug screen in 47 multiple myeloma cell lines against th...
Source: NCGC
Target: N/A
External Id: s-my-LP_1-m4-1
Total 439, Current Page 1 of 44
1
2
3
4
5

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

N,N-dimethyl-2-[(2-methylphenyl)-phenylmethoxy]ethanamine
<2-Dimethylamino-aethyl>-<2-methyl-benzhydryl>-aether
Orphenedrine
Disipal
Mephenamine
Brocadisipal
Dimethyl-[2-(2-methyl-benzhydryloxy)-aethyl]-amin
2-Methyldiphenhydramine
Orphenadrin
Biorphen
Orphenadine
o-Methyldiphenhydramine
dimethyl-[2-(2-methyl-benzhydryloxy)-ethyl]-amine

 Orphenadrine | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the CAS number of orphenadrine?
A: CAS number of orphenadrine is 83-98-7.
Q: What is the melting point of orphenadrine?
A: Melting point of orphenadrine is 25°C.
Q: What is the polar surface area (PSA) of orphenadrine?
A: Polar surface area (PSA) of orphenadrine is 12.47000.
Q: What is the LogP of orphenadrine?
A: LogP of orphenadrine is 3.66260.
Q: What are the downstream products of orphenadrine?
A: Related downstream products(CAS) of orphenadrine: 29215-00-7.
Q: What is the English name of orphenadrine?
A: The English name of orphenadrine is orphenadrine.
Q: What English synonyms does orphenadrine have?
A: English synonyms of orphenadrine: N,N-dimethyl-2-[(2-methylphenyl)-phenylmethoxy]ethanamine, --aether, Orphenedrine, Disipal, Mephenamine, Brocadisipal, Dimethyl-[2-(2-methyl-benzhydryloxy)-aethyl]-amin, 2-Methyldiphenhydramine, Orphenadrin, Biorphen, Orphenadine, o-Methyldiphenhydramine, dimethyl-[2-(2-methyl-benzhydryloxy)-ethyl]-amine.
Q: What are the upstream materials of orphenadrine?
A: Related upstream materials(CAS) of orphenadrine: 29215-00-7;108-01-0;41870-52-4.
Q: What is the boiling point of orphenadrine?
A: Boiling point of orphenadrine is 195ºC at 12 ATM.
Q: What is the molecular weight of orphenadrine?
A: Molecular weight of orphenadrine is 269.38100.

 Orphenadrinefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.