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Product Name: doxylamine
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469-21-6

469-21-6 structure

469-21-6 structure

Name: doxylamine
Chemical Name: doxylamine
CAS Number: 469-21-6
Molecular Formula: C₁₇H₂₂N₂O
Molecular Weight: 270.37
Catalog: API Antiallergic Antihistamine
Create Date: 2018-05-31 08:00:00
Modify Date: 2024-01-01 18:46:16
Doxylamine, a first generation antihistamine, is a histamine (H1) receptor antagonist. Doxylamine is also a local analgesic agent and effective hypnotic agent[1][2][3].

Name	doxylamine
Synonyms	Dossilamina N,N-Dimethyl-2-[(1R)-1-phenyl-1-(2-pyridinyl)ethoxy]ethanamine Doxylaminum doxilamina Ethanamine, N,N-dimethyl-2-[(1R)-1-phenyl-1-(2-pyridinyl)ethoxy]- N,N-dimethyl-2-(1-phenyl-1-pyridin-2-ylethoxy)ethanamine Doxilminio

Description	Doxylamine, a first generation antihistamine, is a histamine (H1) receptor antagonist. Doxylamine is also a local analgesic agent and effective hypnotic agent[1][2][3].
Related Catalog	Signaling Pathways >> Immunology/Inflammation >> Histamine Receptor Research Areas >> Inflammation/Immunology Signaling Pathways >> GPCR/G Protein >> Histamine Receptor
Target	H1 Receptor
References	[1]. Sjöqvist F, Lasagna L. The hypnotic efficacy of doxylamine. Clin Pharmacol Ther. 1967;8(1):48-54. [2]. Hung CH, et al. Subcutaneous infiltration of doxylamine on cutaneous analgesia in rats. Pharmacol Rep. 2018;70(3):565-569. [3]. Jackson CD, Blackwell BN. Subchronic studies of doxylamine in B6C3F1 mice. Fundam Appl Toxicol. 1988;10(2):254-261.

Density	1.043 g/cm3
Boiling Point	364.9ºC at 760 mmHg
Melting Point	25°C
Molecular Formula	C₁₇H₂₂N₂O
Molecular Weight	270.37
Flash Point	174.5ºC
Exact Mass	270.17300
PSA	25.36000
LogP	2.92330
Index of Refraction	1.5486 (estimate)
Storage condition	-20°C

CHEMICAL IDENTIFICATION

RTECS NUMBER :: US9250000

CHEMICAL NAME :: Pyridine, 2-(alpha-(2-(dimethylamino)ethoxy)-alpha-methylbenzyl )-

CAS REGISTRY NUMBER :: 469-21-6

BEILSTEIN REFERENCE NO. :: 0230379

LAST UPDATED :: 199612

DATA ITEMS CITED :: 6

MOLECULAR FORMULA :: C17-H22-N2-O

MOLECULAR WEIGHT :: 270.41

WISWESSER LINE NOTATION :: T6NJ BX1&R&O2N1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 440 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold

REFERENCE :: DPIRDU Dangerous Properties of Industrial Materials Report. (Van Nostrand Reinhold, 115 Fifth Ave., New York, NY 10003) V.1- 1981- Volume(issue)/page/year: 2(5),17,1982

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 470 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold

REFERENCE :: DPIRDU Dangerous Properties of Industrial Materials Report. (Van Nostrand Reinhold, 115 Fifth Ave., New York, NY 10003) V.1- 1981- Volume(issue)/page/year: 2(5),17,1982

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 460 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold

REFERENCE :: DPIRDU Dangerous Properties of Industrial Materials Report. (Van Nostrand Reinhold, 115 Fifth Ave., New York, NY 10003) V.1- 1981- Volume(issue)/page/year: 2(5),17,1982

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 62 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold

REFERENCE :: DPIRDU Dangerous Properties of Industrial Materials Report. (Van Nostrand Reinhold, 115 Fifth Ave., New York, NY 10003) V.1- 1981- Volume(issue)/page/year: 2(5),17,1982

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 250 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Behavioral - rigidity (including catalepsy)

REFERENCE :: DPIRDU Dangerous Properties of Industrial Materials Report. (Van Nostrand Reinhold, 115 Fifth Ave., New York, NY 10003) V.1- 1981- Volume(issue)/page/year: 2(5),17,1982

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 49 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Behavioral - rigidity (including catalepsy)

REFERENCE :: DPIRDU Dangerous Properties of Industrial Materials Report. (Van Nostrand Reinhold, 115 Fifth Ave., New York, NY 10003) V.1- 1981- Volume(issue)/page/year: 2(5),17,1982

107-99-3 structure

107-99-3

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469-21-6 structure

469-21-6

Literature: Sperber et al. Journal of the American Chemical Society, 1949 , vol. 71, p. 887,889