Demeclocycline hydrochloride

Modify Date: 2025-08-21 12:04:18

Demeclocycline hydrochloride structure	Common Name	Demeclocycline hydrochloride
	CAS Number	64-73-3	Molecular Weight	501.314
	Density	N/A	Boiling Point	795.9ºC at 760 mmHg
	Molecular Formula	C₂₁H₂₂Cl₂N₂O₈	Melting Point	>245°C (dec.)
	MSDS	Chinese USA	Flash Point	435.2ºC
	Symbol	GHS07	Signal Word	Warning

Use of Demeclocycline hydrochloride

Demeclocycline Hcl is a tetracycline antibiotic; is an antibiotic in the treatment of Lyme disease, acne, and bronchitis.

Name	demeclocycline hydrochloride
Synonym	More Synonyms

Description	Demeclocycline Hcl is a tetracycline antibiotic; is an antibiotic in the treatment of Lyme disease, acne, and bronchitis.
Related Catalog	Signaling Pathways >> Anti-infection >> Bacterial Research Areas >> Infection

Boiling Point	795.9ºC at 760 mmHg
Melting Point	>245°C (dec.)
Molecular Formula	C₂₁H₂₂Cl₂N₂O₈
Molecular Weight	501.314
Flash Point	435.2ºC
Exact Mass	500.075317
PSA	181.62000
LogP	1.76720
Storage condition	−20°C
Water Solubility	H2O: 20 mg/mL, clear, very deep greenish yellow

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QI7700000

CHEMICAL NAME :: 2-Naphthacenecarboxamide, 7-chloro-4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octah ydro- 3,6,10,12,12a-pentahydroxy-1,11-dioxo-, monohydrochloride

CAS REGISTRY NUMBER :: 64-73-3

LAST UPDATED :: 199706

DATA ITEMS CITED :: 8

MOLECULAR FORMULA :: C21-H21-Cl-N2-O8.Cl-H

MOLECULAR WEIGHT :: 501.35

WISWESSER LINE NOTATION :: L E6 C666 BV FV CU GUTTT&J DQ EQ GVZ HQ IN1&1 MQ OG RQ &GH

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Human - man

DOSE/DURATION :: 69 mg/kg/4D-I

TOXIC EFFECTS :: Kidney, Ureter, Bladder - renal function tests depressed Kidney, Ureter, Bladder - other changes in urine composition Nutritional and Gross Metabolic - weight loss or decreased weight gain

REFERENCE :: AJKDDP American Journal of Kidney Diseases. (Grune & Stratton, Inc., Journal Subscription Dept., POB 6280, Duluth, MN 55806) V.1- 1981- Volume(issue)/page/year: 5,270,1985

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2372 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 18,185,1971

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 94 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: -,704,1990

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2150 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: -,704,1990

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 275 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: AISMAE Archivio Italiano di Scienze Mediche Tropical e di Parassitologia. Italian Archives of the Science of Tropical Medicine and Parasitology. (Rome, Italy) V.1-54, 1920-73. Suspended. Volume(issue)/page/year: 43,143,1962 ** REPRODUCTIVE DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Unreported

DOSE :: 48 ug/kg

SEX/DURATION :: female 28 week(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Newborn - delayed effects

REFERENCE :: PEDIAU Pediatrics. (American Academy of Pediatrics, P.O. Box 1034, Evanston, IL 60204) V.1- 1948- Volume(issue)/page/year: 34,423,1964

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intrauterine

DOSE :: 50 mg/kg

SEX/DURATION :: female 1 day(s) pre-mating

TOXIC EFFECTS :: Reproductive - Maternal Effects - uterus, cervix, vagina

REFERENCE :: CCPTAY Contraception. (Geron-X, Inc., POB 1108, Los Altos, CA 94022) V.1- 1970- Volume(issue)/page/year: 29,553,1984 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4830 No. of Facilities: 33 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 291 (estimated) No. of Female Employees: 129 (estimated)

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H317
Precautionary Statements	P280
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Faceshields;Gloves
Hazard Codes	Xi:Irritant;
Risk Phrases	R43
Safety Phrases	S36/37
RIDADR	NONH for all modes of transport
WGK Germany	2
RTECS	QI7700000

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2-Naphthacenecarboxamide, 7-chloro-4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,6,10,12,12a-pentahydroxy-1,11-dioxo-, (4S,4aS,5aS,6S,12aS)-, hydrochloride (1:1)

Ledermycin hydrochloride

EINECS 200-592-2

Demeclocycline hydrochloride

(4S,4aS,5aS,6S,12aR)-7-chloro-4-(dimethylamino)-1,6,10,11,12a-pentahydroxy-3,12-dioxo-4a,5,5a,6-tetrahydro-4H-tetracene-2-carboxamide,hydrochloride

(4S,4aS,5aS,6S,12aS)-7-chloro-4-(diméthylamino)-3,6,10,12,12a-pentahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotétracène-2-carboxamide chlorhydrate

demeclocycline hydrochloride [INN_en]

(4S,4aS,5aS,6S,12aS)-7-Chloro-4-(dimethylamino)-3,6,10,12,12a-pentahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydro-2-tetracenecarboxamide hydrochloride (1:1)

(4S,4aS,5aS,6S,12aS)-7-chloro-4-(dimethylamino)-3,6,10,12,12a-pentahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide hydrochloride

(4S,4aS,5aS,6S,12aS)-7-Chloro-4-(dimethylamino)-3,6,10,12,12a-pentahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide hydrochloride (1:1)

(4S,4aS,5aS,6S,12aS)-7-Chlor-4-(dimethylamino)-3,6,10,12,12a-pentahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracen-2-carboxamidhydrochlorid

2-naphthacenecarboxamide, 7-chloro-4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,6,10,12,12a-pentahydroxy-1,11-dioxo-, (4S,4aS,5aS,6S,12aS)-, monohydrochloride

MFCD00864922

Demeclocycline (hydrochloride)