Difluprednate

Modify Date: 2024-01-02 10:19:51

Difluprednate Structure
Difluprednate structure
 Common Name Difluprednate
CAS Number 23674-86-4 Molecular Weight 508.552
Density 1.3±0.1 g/cm3 Boiling Point 600.3±55.0 °C at 760 mmHg
Molecular Formula C27H34F2O7 Melting Point 192 - 194ºC
MSDS Chinese USA Flash Point 316.9±31.5 °C

 Use of Difluprednate


Difluprednate(Durezol) is a corticosteroid, approved difluprednate for the treatment of post-operative ocular inflammation and pain.IC50 value:Target: Difluprednate ophthalmic emulsion 0.05% is also being studied in other ocular inflammatory diseases, including a U.S. Phase 3 study evaluating difluprednate for the treatment of anterior uveitis.

 Names

Name [(6S,8S,9R,10S,11S,13S,14S,17R)-17-(2-acetyloxyacetyl)-6,9-difluoro-11-hydroxy-10,13-dimethyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-yl] butanoate
Synonym More Synonyms

 Difluprednate Biological Activity

Description Difluprednate(Durezol) is a corticosteroid, approved difluprednate for the treatment of post-operative ocular inflammation and pain.IC50 value:Target: Difluprednate ophthalmic emulsion 0.05% is also being studied in other ocular inflammatory diseases, including a U.S. Phase 3 study evaluating difluprednate for the treatment of anterior uveitis.
Related Catalog
References

[1]. Difluprednate, From Wikipedia

 Chemical & Physical Properties

Density 1.3±0.1 g/cm3
Boiling Point 600.3±55.0 °C at 760 mmHg
Melting Point 192 - 194ºC
Molecular Formula C27H34F2O7
Molecular Weight 508.552
Flash Point 316.9±31.5 °C
Exact Mass 508.227264
PSA 106.97000
LogP 3.67
Vapour Pressure 0.0±3.9 mmHg at 25°C
Index of Refraction 1.545

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TU3831500
CHEMICAL NAME :
Pregna-1,4-diene-3,20-dione, 6-alpha,9-difluoro-11-beta,17,21-trihydroxy-, 21-acetate, 17-butyrate
CAS REGISTRY NUMBER :
23674-86-4
LAST UPDATED :
199309
DATA ITEMS CITED :
14
MOLECULAR FORMULA :
C27-H34-F2-O7
MOLECULAR WEIGHT :
508.61

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 :
>4 gm/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - muscle weakness Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 15,1066,1984
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1 gm/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - food intake (animal) Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 15,1066,1984
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2315 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - food intake (animal) Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 15,1066,1984
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>4 gm/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - muscle weakness Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 15,1066,1984
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
146 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - food intake (animal) Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 15,1066,1984
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
105 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - food intake (animal) Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 15,1066,1984 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
23 mg/kg/26W-I
TOXIC EFFECTS :
Kidney, Ureter, Bladder - changes in bladder weight Endocrine - changes in thymus weight Blood - pigmented or nucleated red blood cells
REFERENCE :
JTSCDR Journal of Toxicological Sciences. (Japanese Soc. of Toxicological Sciences, 4th Floor, Gakkai Center Bldg., 4-16, Yayoi 2-chome, Bunkyo-ku, Tokyo 113, Japan) V.1- 1976- Volume(issue)/page/year: 10,107,1985 ** REPRODUCTIVE DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
DOSE :
840 ug/kg
SEX/DURATION :
male 9 week(s) pre-mating female 2 week(s) pre-mating - 7 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 15,1028,1984
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
DOSE :
1100 ug/kg
SEX/DURATION :
female 7-17 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - extra-embryonic structures (e.g., placenta, umbilical cord) Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 15,1035,1984
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
DOSE :
1100 ng/kg
SEX/DURATION :
female 7-17 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - musculoskeletal system Reproductive - Effects on Newborn - behavioral
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 15,1035,1984
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
DOSE :
1500 ng/kg
SEX/DURATION :
female 17-22 day(s) after conception lactating female 9 day(s) post-birth
TOXIC EFFECTS :
Reproductive - Effects on Newborn - physical
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 15,1046,1984
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Administration onto the skin
DOSE :
21 mg/kg
SEX/DURATION :
female 24 week(s) pre-mating
TOXIC EFFECTS :
Reproductive - Maternal Effects - ovaries, fallopian tubes Reproductive - Maternal Effects - uterus, cervix, vagina
REFERENCE :
JTSCDR Journal of Toxicological Sciences. (Japanese Soc. of Toxicological Sciences, 4th Floor, Gakkai Center Bldg., 4-16, Yayoi 2-chome, Bunkyo-ku, Tokyo 113, Japan) V.1- 1976- Volume(issue)/page/year: 10,107,1985
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
DOSE :
130 ug/kg
SEX/DURATION :
female 6-18 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - extra-embryonic structures (e.g., placenta, umbilical cord) Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) Reproductive - Specific Developmental Abnormalities - craniofacial (including nose and tongue)
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 15,1055,1984
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
DOSE :
1300 ng/kg
SEX/DURATION :
female 6-18 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetal death Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 15,1055,1984

 Safety Information

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes Xn
RIDADR NONH for all modes of transport
WGK Germany 2.0
RTECS TU3831500

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 Synonyms

Butanoic acid, (6α,11β)-21-(acetyloxy)-6,9-difluoro-11-hydroxy-3,20-dioxopregna-1,4-dien-17-yl ester
Myser
Difluoroprednisolone butyrate acetate
(6α,11β)-21-Acetoxy-6,9-difluoro-11-hydroxy-3,20-dioxopregna-1,4-dien-17-yl butyrate
UNII-S8A06QG2QE
Difluprednate
6a,9-Difluoro-11b,17,21-trihydroxypregna-1,4-diene-3,20-dione 21-Acetate 17-Butyrate
(6a,11b)-21-(Acetyloxy)-6,9-difluoro-11-hydroxy-17-(1-oxobutoxy)pregna-1,4-diene-3,20-dione
6α,9-Difluoro-11β,17,21-trihydroxypregna-1,4-diene-3,20-dione 21-acetate 17-butyrate
(6α,11β)-21-(acetyloxy)-6,9-difluoro-11-hydroxy-3,20-dioxopregna-1,4-dien-17-yl butanoate
6ALPHA,9ALPHA-DIFLUOROPREDNISOLONE 21-ACETATE 17-BUTYRATE
Durezol
6a,9a-Difluoroprednisolone-21-acetate-17-butyrate
Pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-6,9-difluoro-11-hydroxy-17-(1-oxobutoxy)-, (6α,11β)-
DFBA
Epitopic
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