Molekula
Oxytetracycline
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Oxytetracycline is a broad-spectrum antibiotic used primarily in veterinary medicine and human health to treat bacterial infections. It belongs to the tetracycline class and is effective against a wide range of gram-positive and gram-negative bacteria. This chemical has a CAS number of 79-57-2, with a molecular formula of C22H24N2O9 and a molecular weight of 460.43. It requires storage between 2 to 8 °C and carries a signal word of Warning. Molekula supplies Oxytetracycline from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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25 g — $147.70 per pack
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Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Yellow crystalline powder |
| Water | 6.0 - 9.0% |
| Specific rotation | -203 to -216° |
| Heavy metals | ≤ 50ppm |
| pH | 4.5 - 7.5 (1% aq.) |
| Assay | 95.0 - 102.0% |
| Sulphated Ash | ≤ 0.5% |
| Absorbance | 290 - 310 @ 353nm (pH 2.0) |
| Light absorbing impurities | Absorption @ 430 nm ≤0.25 Absorption @ 490nm ≤ 0.20 |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Transport Class | 9 |
| Packing Group | III |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 184.5 °C |
| pKa | pKa = 3.27 (at 25 °C) |
Source: PubChem CID 54675779 (DrugBank)
Identification
| Property | Value |
|---|---|
| SKU | 20887879 |
| CAS Number | 79-57-2 |
| 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 |
| EC Number | 201-212-8 |
| Molecular Formula | C22H24N2O9 |
| Molecular Weight | 460.43 |
| Exact Mass | 460.1482 |
| SMILES | C[C@@]1([C@H]2[C@@H]([C@H]3[C@@H](C(=O)C(=C([C@]3(C(=O)C2=C(C4=C1C=CC=C4O)O)O)O)C(=O)N)N(C)C)O)O |
| InChIKey | OWFJMIVZYSDULZ-PXOLEDIWSA-N |
| InChI | InChI=1S/C22H24N2O9/c1-21(32)7-5-4-6-8(25)9(7)15(26)10-12(21)17(28)13-14(24(2)3)16(27)11(20(23)31)19(30)22(13,33)18(10)29/h4-6,12-14,17,25-26,28,30,32-33H,1-3H3,(H2,23,31)/t12-,13-,14+,17+,21-,22+/m1/s1 |
| PubChem CID | 54675779 |
| UN Number | UN3077 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29413000 |
| Tariff Code | 2941300000 |
Safety & GHS
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Health Hazard
GHS07
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Serious Health Hazard
GHS08
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Hazardous to the Environment
GHS09
Hazard statements
- H303 May be harmful if swallowed
- H317 May cause an allergic skin reaction
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
- H361 Suspected of damaging fertility or the unborn child
- H410 Very toxic to aquatic life with long lasting effects
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P263 Avoid contact during pregnancy/while nursing
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P308+313 IF exposed or concerned: Get medical advice/attention
- P333+313 IF skin irritation or a rash occurs: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- Biostat
- Lidocaine hydrochloride; oxytetracycline
- Oxitetraciclina
- Oxitetracyclin
- Oxymycin
- Oxyterracine
- Oxytetracyclin
- Ryomycin
- Terramitsin
- Terramycin
Frequently asked questions
What is oxytetracycline commonly used for?
Oxytetracycline is primarily used as an antibiotic in human and veterinary medicine to treat bacterial infections, including respiratory, urinary, and skin infections.
What is the chemical formula and molecular weight of oxytetracycline?
The chemical formula is **C₂₂H₂₄N₂O₉**, and the molecular weight is **460.43 g/mol**.
How should oxytetracycline be stored?
Store oxytetracycline at **2–8 °C** in a cool, dry place, protected from light and moisture.
What grades or purities of oxytetracycline does Molekula supply?
Molekula supplies oxytetracycline in **pharmaceutical-grade purity** (typically ≥95% HPLC).
Can Molekula supply oxytetracycline in bulk quantities?
Yes, Molekula can provide oxytetracycline in bulk, with quantities tailored to your requirements—please contact us for pricing and lead times.
What documentation is provided with an order of oxytetracycline?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** for traceability.
Ready to order or need a custom pack?
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