土霉素

Description

Oxytetracycline · CAS 79-57-2 · C22H24N2O9. UNII SLF0D9077S.

Identification

CAS Registry Number	79-57-2
PubChem CID	54675779
Molecular formula	C22H24N2O9
IUPAC name	(4S,4aR,5S,5aR,6S,12aR)-4-(dimethylamino)-1,5,6,10,11,12a-hexahydroxy-6-methyl-3,12-dioxo-4,4a,5,5a-tetrahydrotetracene-2-carboxamide
UNII (FDA)	SLF0D9077S

Computed Descriptors

Molecular Weight	460.4
XLogP3	-1.6
Hydrogen Bond Donor Count	7
Hydrogen Bond Acceptor Count	10
Rotatable Bond Count	2
Exact Mass	460.14818035
Monoisotopic Mass	460.14818035
Topological Polar Surface Area	202
Heavy Atom Count	33
Formal Charge	0

Physical description & handling notes

• 47 [ug/mL] (The mean of the results at pH 7.4)
• 199.9 Ų [M+H]+ [CCS Type: DT; Buffer gas: N2; Ionization: APCI+; Dataset: TOXCAST; Source Identifier: DTXSID5021097]
• 207.7 Ų [M+Na]+ [CCS Type: DT; Buffer gas: N2; Ionization: ESI+; Dataset: TOXCAST; Source Identifier: DTXSID5021097]
• 197.8 Ų [M+H]+ [CCS Type: DT; Buffer gas: N2; Ionization: ESI+; Dataset: TOXCAST; Source Identifier: DTXSID5021097]
• 198.4 Ų [M-H]- [CCS Type: DT; Buffer gas: N2; Ionization: ESI-; Dataset: TOXCAST; Source Identifier: DTXSID5021097]
• 203.19 Ų [M+Na]+ [CCS Type: TW; Method: calibrated with polyalanine and drug standards]

GHS Hazard Classification

Reported hazard statements	H315 (50%), H319 (50%), H335 (50%), H361 (50%), H362 (50%), H410 (50%), H411 (50%)

Documented Uses

• Oxytetracycline is indicated for treatment of infections caused by a variety of Gram positive and Gram negative microorganisms including <i>Mycoplasma pneumoniae, Pasteurella pestis, Escherichia coli, Haemophilus influenzae</i> (respiratory infections), and <i>Diplococcus pneumoniae</i>.
• Pharmaceuticals -> Animal Drugs -> Approved in Taiwan
• Breast Feeding; Lactation; Milk, Human; Anti-Infective Agents; Antibacterial Agents; Tetracyclines
• Substances that inhibit the growth or reproduction of BACTERIA.

Synonyms

Terramycin; RefChem:932744; Lidocaine hydrochloride; oxytetracycline; 103-115-5; oxytetracycline; 79-57-2; Oxymycin; Oxitetraciclina; Oxytetracyclin; Oxyterracine; Ryomycin; Biostat; Oxitetracyclin; Terramitsin; Adamycin; Riomitsin

Frequently Asked Questions

What are the CAS number and molecular formula of Oxytetracycline?

CAS 79-57-2; molecular formula C22H24N2O9; molecular weight — g/mol.

What other names is Oxytetracycline known by?

Terramycin, RefChem:932744, Lidocaine hydrochloride; oxytetracycline, 103-115-5, oxytetracycline, 79-57-2.

Is Oxytetracycline classified as hazardous?

Hazard statements reported: H315, H319, H335, H361, H362.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.