dexamethasone isonicotinate

Modify Date: 2024-01-06 19:09:40

dexamethasone isonicotinate Structure
dexamethasone isonicotinate structure
Common Name dexamethasone isonicotinate
CAS Number 2265-64-7 Molecular Weight 497.55500
Density 1.34 g/cm3 Boiling Point 676ºC at 760 mmHg
Molecular Formula C28H32FNO6 Melting Point 256°C
MSDS N/A Flash Point 362.6ºC

 Names

Name Dexamethasone 21-isonicotinate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.34 g/cm3
Boiling Point 676ºC at 760 mmHg
Melting Point 256°C
Molecular Formula C28H32FNO6
Molecular Weight 497.55500
Flash Point 362.6ºC
Exact Mass 497.22100
PSA 113.79000
LogP 3.15540
Vapour Pressure 3.39E-19mmHg at 25°C
Index of Refraction 1.608
Storage condition 2-8°C
Water Solubility Practically insoluble in water, slightly soluble in anhydrous ethanol and in acetone.

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TU4060000
CHEMICAL NAME :
Pregna-1,4-diene-3,20-dione, 9-fluoro-11-beta,17,21-trihydroxy-16-alpha-methyl-, 21-isonicotinate
CAS REGISTRY NUMBER :
2265-64-7
LAST UPDATED :
199209
DATA ITEMS CITED :
8
MOLECULAR FORMULA :
C28-H32-F-N-O6
MOLECULAR WEIGHT :
497.61
WISWESSER LINE NOTATION :
T6NJ DVO1V- FL E5 B666 OV AHTTT&J A1 BF CQ E1 FQ G1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
3562 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - tremor Behavioral - ataxia
REFERENCE :
TOIZAG Toho Igakkai Zasshi. Journal of Medical Society of Toho University. (Toho Daigaku Igakkai, 21-16, Omori-nishi, 5-chome, Ota-ku, Tokyo 143, Japan) V.1- 1954- Volume(issue)/page/year: 20,769,1973
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
313 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - tremor Behavioral - ataxia
REFERENCE :
TOIZAG Toho Igakkai Zasshi. Journal of Medical Society of Toho University. (Toho Daigaku Igakkai, 21-16, Omori-nishi, 5-chome, Ota-ku, Tokyo 143, Japan) V.1- 1954- Volume(issue)/page/year: 20,769,1973
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
3297 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - tremor Behavioral - ataxia
REFERENCE :
TOIZAG Toho Igakkai Zasshi. Journal of Medical Society of Toho University. (Toho Daigaku Igakkai, 21-16, Omori-nishi, 5-chome, Ota-ku, Tokyo 143, Japan) V.1- 1954- Volume(issue)/page/year: 20,769,1973
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
3470 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - tremor Behavioral - ataxia
REFERENCE :
TOIZAG Toho Igakkai Zasshi. Journal of Medical Society of Toho University. (Toho Daigaku Igakkai, 21-16, Omori-nishi, 5-chome, Ota-ku, Tokyo 143, Japan) V.1- 1954- Volume(issue)/page/year: 20,769,1973
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
281 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - tremor Behavioral - ataxia
REFERENCE :
TOIZAG Toho Igakkai Zasshi. Journal of Medical Society of Toho University. (Toho Daigaku Igakkai, 21-16, Omori-nishi, 5-chome, Ota-ku, Tokyo 143, Japan) V.1- 1954- Volume(issue)/page/year: 20,769,1973
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
3211 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - tremor Behavioral - ataxia
REFERENCE :
TOIZAG Toho Igakkai Zasshi. Journal of Medical Society of Toho University. (Toho Daigaku Igakkai, 21-16, Omori-nishi, 5-chome, Ota-ku, Tokyo 143, Japan) V.1- 1954- Volume(issue)/page/year: 20,769,1973 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
368 mg/m3/10M/44D-C
TOXIC EFFECTS :
Blood - changes in leukocyte (WBC) count Endocrine - changes in adrenal weight Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
OYYAA2 Oyo Yakuri. Pharmacometrics. (Oyo Yakuri Kenkyukai, CPO Box 180, Sendai 980-91, Japan) V.1- 1967- Volume(issue)/page/year: 8,255,1974 ** REPRODUCTIVE DATA **
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
DOSE :
4178 mg/m3/10M
SEX/DURATION :
male 44 day(s) pre-mating
TOXIC EFFECTS :
Reproductive - Paternal Effects - testes, epididymis, sperm duct Reproductive - Paternal Effects - prostate, seminal vesicle, Cowper's gland, accessory glands
REFERENCE :
OYYAA2 Oyo Yakuri. Pharmacometrics. (Oyo Yakuri Kenkyukai, CPO Box 180, Sendai 980-91, Japan) V.1- 1967- Volume(issue)/page/year: 8,255,1974

 Articles25

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Glucose concentrations in plasma and urine after glucocorticoid injection in healthy cows.

Nord. Vet. Med. 34(4-5) , 143-6, (1982)

Dexamethasone isonicotinate inhibits dual and late asthmatic reactions but not the increase of airway responsiveness induced by toluene diisocyanate in sensitized subjects.

Ann. Allergy 63(4) , 292-6, (1989)

To determine whether treatment with aerosolized dexamethasone isonicotinate inhibits asthmatic reactions and the associated increase in airway responsiveness induced by toluene diisocyanate (TDI), we ...

Effect of dexamethasone isonicotinate on milk yield in ketotic cows.

Vet. Rec. 128(18) , 427, (1991)

 Synonyms

Dexamethasone isonicotinate
DEXAMETHASONE ISONICOTINATE