Molekula
Tilmicosin - USP CRS
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
Tilmicosin USP CRS is a macrolide antibiotic used primarily in veterinary medicine to treat respiratory and digestive tract infections in cattle, swine, and poultry. It functions by inhibiting bacterial protein synthesis, offering broad-spectrum efficacy against Gram-positive and some Gram-negative bacteria. This reference standard has a CAS number of 108050-54-0, a molecular formula of C46H80N2O13, and a molecular weight of 869.13. It must be stored at -15 to -20°C and carries a **Danger** signal word due to its toxicity. Molekula supplies Tilmicosin USP CRS 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
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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Specifications
| Property | Value |
|---|---|
| Appearance | White powder |
| Standard | Conforms to USP monograph |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | -15 to -20 °C |
| Transport Class | 9 |
| Packing Group | III |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| pKa | pKa = 8.18 |
| log P (octanol/water) | 3.80 |
Source: PubChem CID 5282521 (HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 90037338 |
| CAS Number | 108050-54-0 |
| IUPAC Name | (4R,5S,6S,7R,9R,11E,13E,15R,16R)-6-[(2R,3R,4S,5S,6R)-4-(dimethylamino)-3,5-dihydroxy-6-methyloxan-2-yl]oxy-7-[2-[(3R,5S)-3,5-dimethylpiperidin-1-yl]ethyl]-16-ethyl-4-hydroxy-15-[[(2R,3R,4R,5R,6R)-5-hydroxy-3,4-dimethoxy-6-methyloxan-2-yl]oxymethyl]-5,9,13-trimethyl-1-oxacyclohexadeca-11,13-diene-2,10-dione |
| Molecular Formula | C46H80N2O13 |
| Molecular Weight | 869.13 |
| Exact Mass | 868.566 |
| SMILES | CC[C@@H]1[C@H](/C=C(/C=C/C(=O)[C@@H](C[C@@H]([C@@H]([C@H]([C@@H](CC(=O)O1)O)C)O[C@H]2[C@@H]([C@H]([C@@H]([C@H](O2)C)O)N(C)C)O)CCN3C[C@@H](C[C@@H](C3)C)C)C)\C)CO[C@H]4[C@@H]([C@@H]([C@@H]([C@H](O4)C)O)OC)OC |
| InChIKey | JTSDBFGMPLKDCD-XVFHVFLVSA-N |
| InChI | InChI=1S/C46H80N2O13/c1-13-36-33(24-57-46-44(56-12)43(55-11)40(53)31(8)59-46)19-25(2)14-15-34(49)28(5)20-32(16-17-48-22-26(3)18-27(4)23-48)42(29(6)35(50)21-37(51)60-36)61-45-41(54)38(47(9)10)39(52)30(7)58-45/h14-15,19,26-33,35-36,38-46,50,52-54H,13,16-18,20-24H2,1-12H3/b15-14+,25-19+/t26-,27+,28-,29+,30-,31-,32+,33-,35-,36-,38+,39-,40-,41-,42-,43-,44-,45+,46-/m1/s1 |
| PubChem CID | 5282521 |
| UN Number | UN3077 |
| REACH Code | Y110 |
| Tariff Code | 2941900000 |
Safety & GHS
-
Health Hazard
GHS07
-
Serious Health Hazard
GHS08
-
Hazardous to the Environment
GHS09
Hazard statements
- H302+332 Harmful if swallowed or inhaled
- H315 Causes skin irritation
- H317 May cause an allergic skin reaction
- H319 Causes serious eye irritation
- H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
- H373 May cause damage to organs through prolonged or repeated exposure
- H410 Very toxic to aquatic life with long lasting effects
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P264 Wash thoroughly after handling
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, 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
- 20-Deoxo-20-(3,5-dimethyl-1-piperidinyl)desmycosin
- 20-deoxo-20-(3,5-dimethylpiperidin-1-yl)desmycosin
- 20-deoxy-20-(3,5-dimethylpiperidin-1-yl)-desmycosin
- Antibiotic EL 870
- Micotil
- Tilmicosin
- Tilmicosina
- Tilmicosine
- Tilmicosinum
- Tilmovet 90
Frequently asked questions
What is Tilmicosin USP CRS primarily used for?
Tilmicosin USP CRS is used as a **Chemical Reference Substance (CRS)** for analytical standards, method validation, and quality control in pharmaceutical testing, particularly for tilmicosin-based veterinary drugs.
What is the molecular formula and molecular weight of Tilmicosin USP CRS?
The molecular formula is **C₄₆H₈₀N₂O₁₃**, and the molecular weight is **869.13 g/mol**.
What is the recommended storage condition for Tilmicosin USP CRS?
Store at **-15 to -20°C** to maintain stability and potency.
Does Molekula offer Tilmicosin USP CRS in bulk quantities?
Yes, Molekula can supply Tilmicoson USP CRS in bulk, subject to availability and minimum order quantities—please contact us for specific details.
What documentation is provided with an order of Tilmicosin USP CRS?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **USP CRS compliance documentation** for traceability and regulatory compliance.
Ready to order or need a custom pack?
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