Sulfamethoxazole

Modify Date: 2024-01-02 12:47:23

Sulfamethoxazole Structure
Sulfamethoxazole structure
Common Name Sulfamethoxazole
CAS Number 723-46-6 Molecular Weight 253.278
Density 1.5±0.1 g/cm3 Boiling Point 482.1±55.0 °C at 760 mmHg
Molecular Formula C10H11N3O3S Melting Point 166 °C
MSDS Chinese USA Flash Point 245.4±31.5 °C
Symbol GHS07
GHS07
Signal Word Warning

 Use of Sulfamethoxazole


Sulfamethoxazole is a sulfonamide bacteriostatic antibiotic.Target: AntibacterialSulfonamides are structural analogs and competitive antagonists of para-aminobenzoic acid (PABA). They inhibit normal bacterial utilization of PABA for the synthesis of folic acid, an important metabolite in DNA synthesis. The effects seen are usually bacteriostatic in nature. Folic acid is not synthesized in humans, but is instead a dietary requirement. This allows for the selective toxicity to bacterial cells (or any cell dependent on synthesizing folic acid) over human cells. Bacterial resistance to sulfamethoxazole is caused by mutations in the enzymes involved in folic acid synthesis that prevent the drug from binding to it.

 Names

Name sulfamethoxazole
Synonym More Synonyms

 Sulfamethoxazole Biological Activity

Description Sulfamethoxazole is a sulfonamide bacteriostatic antibiotic.Target: AntibacterialSulfonamides are structural analogs and competitive antagonists of para-aminobenzoic acid (PABA). They inhibit normal bacterial utilization of PABA for the synthesis of folic acid, an important metabolite in DNA synthesis. The effects seen are usually bacteriostatic in nature. Folic acid is not synthesized in humans, but is instead a dietary requirement. This allows for the selective toxicity to bacterial cells (or any cell dependent on synthesizing folic acid) over human cells. Bacterial resistance to sulfamethoxazole is caused by mutations in the enzymes involved in folic acid synthesis that prevent the drug from binding to it.
Related Catalog
References

[1]. http://en.wikipedia.org/wiki/Sulfamethoxazole

 Chemical & Physical Properties

Density 1.5±0.1 g/cm3
Boiling Point 482.1±55.0 °C at 760 mmHg
Melting Point 166 °C
Molecular Formula C10H11N3O3S
Molecular Weight 253.278
Flash Point 245.4±31.5 °C
Exact Mass 253.052109
PSA 106.60000
LogP 0.89
Vapour Pressure 0.0±1.2 mmHg at 25°C
Index of Refraction 1.641
Storage condition 0-6°C
Stability Stable, but light sensitive. Incompatible with strong oxidizing agents.

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
WP0700000
CHEMICAL NAME :
Sulfanilamide, N'-(5-methyl-3-isoxazolyl)-
CAS REGISTRY NUMBER :
723-46-6
BEILSTEIN REFERENCE NO. :
0226453
LAST UPDATED :
199706
DATA ITEMS CITED :
20
MOLECULAR FORMULA :
C10-H11-N3-O3-S
MOLECULAR WEIGHT :
253.30
WISWESSER LINE NOTATION :
T5NOJ C1 EMSWR DZ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Human - woman
DOSE/DURATION :
160 mg/kg/10D-I
TOXIC EFFECTS :
Endocrine - hypoglycemia
REFERENCE :
AIMDAP Archives of Internal Medicine. (AMA, 535 N. Dearborn St., Chicago, IL 60610) V.1- 1908- Volume(issue)/page/year: 143,827,1983
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
6200 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 :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2690 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
NKRZAZ Chemotherapy (Tokyo). (Nippon Kagaku Ryoho Gakkai, 2-20-8 Kamiosaki, Shinagawa-Ku, Tokyo 141, Japan) V.1- 1953- Volume(issue)/page/year: 21,175,1973
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NKRZAZ Chemotherapy (Tokyo). (Nippon Kagaku Ryoho Gakkai, 2-20-8 Kamiosaki, Shinagawa-Ku, Tokyo 141, Japan) V.1- 1953- Volume(issue)/page/year: 21,175,1973
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2300 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CMTRAG Chemotherapia. (Basel, Switzerland) V.1-12, 1960-67. For publisher information, see CHTHBK. Volume(issue)/page/year: 8,63,1964
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2300 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
NKRZAZ Chemotherapy (Tokyo). (Nippon Kagaku Ryoho Gakkai, 2-20-8 Kamiosaki, Shinagawa-Ku, Tokyo 141, Japan) V.1- 1953- Volume(issue)/page/year: 21,175,1973
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NKRZAZ Chemotherapy (Tokyo). (Nippon Kagaku Ryoho Gakkai, 2-20-8 Kamiosaki, Shinagawa-Ku, Tokyo 141, Japan) V.1- 1953- Volume(issue)/page/year: 21,175,1973
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1460 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85IRAK "Modern Pharmaceuticals of Japan, V," Tokyo, Japan Pharmaceutical, Medical and Dental Supply Exporters' Assoc., 1975 Volume(issue)/page/year: -,105,1975
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Unreported
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CMTRAG Chemotherapia. (Basel, Switzerland) V.1-12, 1960-67. For publisher information, see CHTHBK. Volume(issue)/page/year: 6,273,1963
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
3 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
12ZWAM "Experimental Chemotherapy, Volume II," Schnitzer, R.J., and F. Hawking, eds. Academic Press, New York, 1964 Volume(issue)/page/year: 2,249,1964 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
67500 mg/kg/30D-I
TOXIC EFFECTS :
Endocrine - changes in thyroid weight Blood - normocytic anemia Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
NKRZAZ Chemotherapy (Tokyo). (Nippon Kagaku Ryoho Gakkai, 2-20-8 Kamiosaki, Shinagawa-Ku, Tokyo 141, Japan) V.1- 1953- Volume(issue)/page/year: 21,175,1973 ** TUMORIGENIC DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
21 gm/kg/60W-C
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Lungs, Thorax, or Respiration - tumors Endocrine - thyroid tumors
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 24,351,1973 *** REVIEWS *** IARC Cancer Review:Animal Limited Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 24,285,1980 IARC Cancer Review:Human Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 24,285,1980 IARC Cancer Review:Group 3 IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,348,1987 TOXICOLOGY REVIEW HFHBAG Hartford Hospital Bulletin. (Hartford Hospital, 80 Seymour St., Hartford, CT 06115) V.1- 1938/39- Volume(issue)/page/year: 29,364,1974 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 81525 No. of Facilities: 58 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 230 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X2070 No. of Facilities: 88 (estimated) No. of Industries: 2 No. of Occupations: 2 No. of Employees: 4250 (estimated) No. of Female Employees: 4016 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 81525 No. of Facilities: 853 (estimated) No. of Industries: 3 No. of Occupations: 9 No. of Employees: 17028 (estimated) No. of Female Employees: 11965 (estimated)

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H317-H319-H335
Precautionary Statements P261-P280-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Faceshields;Gloves
Hazard Codes Xn:Harmful
Risk Phrases R22;R36/37/38
Safety Phrases S26-S36-S36/37/39-S22
RIDADR NONH for all modes of transport
WGK Germany 2
RTECS WP0700000
HS Code 2935003000

 Synthetic Route

 Customs

HS Code 2935003000
Summary HS:2935003000 4-amino-n-(5-methylisoxazol-3-yl)benzenesulfonamide VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:35.0%

 Articles99

More Articles
Sorption affinities of sulfamethoxazole and carbamazepine to two sorbents under co-sorption systems.

Environ. Pollut. 194 , 203-9, (2014)

The Kd of sulfamethoxazole (SMX) on activated carbon (AC) was larger than that of SMX on single-walled carbon nanotubes (SC), but the competition of SMX with carbamazepine (CBZ) for adsorption sites w...

Fast determination of 22 sulfonamides from chicken breast muscle using core-shell nanoring amino-functionalized superparamagnetic molecularly imprinted polymer followed by liquid chromatography-tandem mass spectrometry.

J. Chromatogr. A. 1345 , 17-28, (2014)

A novel, simple and sensitive method was developed for the simultaneous determination of 22 sulfonamides (SAs) in chicken breast muscle by using the dispersive micro-solid-phase extraction (d-μ-SPE) p...

Supported liquid membrane-protected molecularly imprinted beads for micro-solid phase extraction of sulfonamides in environmental waters.

J. Chromatogr. A. 1357 , 158-64, (2014)

In this work, molecularly imprinted polymer (MIP) beads have been prepared and evaluated for the development of a supported liquid membrane-protected micro-solid phase extraction method for the analys...

 Synonyms

MFCD00010546
N1-(5-methylisoxazol-3-yl)-4-aminobenzene-1-sulfonamide
SEPTRA
Sulfamethoxazole
4-Amino-N-(5-methyl-1,2-oxazol-3-yl)benzenesulfonamide
Benzenesulfonamide, 4-amino-N-(5-methyl-3-isoxazolyl)-
BACTRIM
Sulphamethoxazole
EINECS 211-963-3
Septrin
Gantanol
Sinomin
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