CAS 127-79-7|Sulfamerazine
| Common Name | Sulfamerazine | ||
|---|---|---|---|
| CAS Number | 127-79-7 | Molecular Weight | 264.304 |
| Density | 1.4±0.1 g/cm3 | Boiling Point | 519.1±52.0 °C at 760 mmHg |
| Molecular Formula | C11H12N4O2S | Melting Point | 234-238°C |
| MSDS | ChineseUSA | Flash Point | 267.8±30.7 °C |
| Symbol | GHS07 | Signal Word | Warning |
Names
| Name | sulfamerazine |
|---|---|
| Synonym | More Synonyms |
Sulfamerazine BiologicalActivity
| Description | Sulfamerazine(RP-2632) is a sulfonamide antibacterial.Target: AntibacterialSulfamerazine, the monomethyl derivative of sulfadiazine, is 2-sulfanilamido-4-methylpyrimidine. Sulfamerazine is a sulfonamide drug that inhibits bacterial synthesis of dihydrofolic acid by competing with para-aminobenzoic acid (PABA) for binding to dihydropteroate synthetase (dihydrofolate synthetase). Sulfamerazine is bacteriostatic in nature. Inhibition of dihydrofolic acid synthesis decreases the synthesis of bacterial nucleotides and DNA [1]. |
|---|---|
| Related Catalog | Signaling Pathways >>Anti-infection >>BacterialResearch Areas >>Infection |
| References | [1]. HALL, W.H. and W.W. SPINK, Sulfamerazine: clinical evaluation in 116 cases. Journal of the American Medical Association, 1943. 123(3): p. 125-131. |
Chemical & Physical Properties
| Density | 1.4±0.1 g/cm3 |
|---|---|
| Boiling Point | 519.1±52.0 °C at 760 mmHg |
| Melting Point | 234-238°C |
| Molecular Formula | C11H12N4O2S |
| Molecular Weight | 264.304 |
| Flash Point | 267.8±30.7 °C |
| Exact Mass | 264.068085 |
| PSA | 106.35000 |
| LogP | 0.34 |
| Vapour Pressure | 0.0±1.4 mmHg at 25°C |
| Index of Refraction | 1.660 |
| InChIKey | QPPBRPIAZZHUNT-UHFFFAOYSA-N |
| SMILES | Cc1ccnc(NS(=O)(=O)c2ccc(N)cc2)n1 |
Toxicological Information
CHEMICAL IDENTIFICATION |
ACUTE TOXICITY DATA - TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 1890 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- ABMGAJ Acta Biologica et Medica Germanica. (Berlin, Ger. Dem. Rep.) V.1-41, 1958-82. For publisher information, see BBIADT. Volume(issue)/page/year: 27,141,1971
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 1100 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- AEPPAE Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. (Berlin, Ger.) V.110-253, 1925-66. For publisher information, see NSAPCC. Volume(issue)/page/year: 211,367,1950
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 25 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 94,338,1953
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 1400 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 5,213,1955
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 1190 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- ABMGAJ Acta Biologica et Medica Germanica. (Berlin, Ger. Dem. Rep.) V.1-41, 1958-82. For publisher information, see BBIADT. Volume(issue)/page/year: 27,141,1971 ** OTHER MULTIPLE DOSE TOXICITY DATA **
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Primate - monkey
- DOSE/DURATION :
- 45020 mg/kg/17D-I
- TOXIC EFFECTS :
- Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis) Kidney, Ureter, Bladder - changes in bladder weight Related to Chronic Data - death
- REFERENCE :
- JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 81,17,1944 ** REPRODUCTIVE DATA **
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 17934 mg/kg
- SEX/DURATION :
- male 6 week(s) pre-mating
- TOXIC EFFECTS :
- Reproductive - Paternal Effects - spermatogenesis (incl. genetic material, sperm morphology, motility, and count)
- REFERENCE :
- JRPFA4 Journal of Reproduction and Fertility. (Biochemical Soc. Book Depot, POB 32, Commerce Way, Colchester, Essex CO2 8HP, UK) V.1- 1960- Volume(issue)/page/year: 81,259,1987
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 6 gm/kg
- SEX/DURATION :
- female 6-10 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Effects on Newborn - other neonatal measures or effects
- REFERENCE :
- JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 101,362,1951 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 80539 No. of Facilities: 963 (estimated) No. of Industries: 4 No. of Occupations: 8 No. of Employees: 4216 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 80539 No. of Facilities: 48 (estimated) No. of Industries: 1 No. of Occupations: 3 No. of Employees: 707 (estimated) No. of Female Employees: 507 (estimated)
Safety Information
| Symbol | GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H315-H319-H335 |
| Precautionary Statements | P305 + P351 + P338 |
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
| Hazard Codes | Xi: Irritant; |
| Risk Phrases | R36/37/38 |
| Safety Phrases | S26-S36/37 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 2 |
| RTECS | WP0750000 |
| HS Code | 2935009090 |
Customs
| HS Code | 2935009090 |
|---|---|
| Summary | 2935009090 other sulphonamides VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:35.0% |
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Synonyms
| 2-sulfanilamido-4-methylpyrimidine |
| Mesulfa |
| 4-Amino-N-(4-methyl-2-pyrimidinyl)benzenesulfonamide (N1-(4-Methylpyrimidin-2-yl)sulfanilamide |
| Mebacid |
| 4-Amino-N-(4-methyl-2-pyrimidinyl)benzenesulfonamide |
| SMI |
| A-310 |
| METSULFA |
| Romezin |
| sulfamerazine |
| Benzenesulfonamide, 4-amino-N-(4-methyl-2-pyrimidinyl)- |
| Sulfamerazin |
| RP 2632 |
| 4-amino-N-(4-methylpyrimidin-2-yl)benzenesulfonamide |
| sulphamerazine |
| 2643-RP |
| EINECS 204-866-2 |
| DEBENAL |
| MFCD00023212 |
