Molekula
Erythromycin ethylsuccinate
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
Erythromycin ethylsuccinate is a semisynthetic macrolide antibiotic used primarily for treating bacterial infections, particularly respiratory and skin infections, in patients who cannot tolerate penicillin. It is formulated for improved oral bioavailability compared to standard erythromycin. This chemical has a CAS number of 1264-62-6, a molecular formula of C43H75NO16, and a molecular weight of 862.05 g/mol. It must be stored between 2 to 8°C and carries a "Danger" signal word due to its potential hazards. Molekula supplies Erythromycin ethylsuccinate 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.
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5 g — $176.70 per pack
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Specifications
| Property | Value |
|---|---|
| Appearance | White crystalline powder |
| Water | = or < 1.0% |
| pH | 7.8 - 8.5 |
| Residue on Ignition | = or < 0.2% |
| Assay (Anhydrous) | 765 U/mg - 775 U/mg |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | White or slightly yellow, crystalline powder |
| Odour | Odorless or practically so |
| Solubility (other solvents) | Freely soluble in alc, sol in polyethylene glycol |
| Refractive Index | 1.490 |
Source: PubChem CID 443953 (HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 61237309 |
| CAS Number | 1264-62-6 |
| IUPAC Name | 4-O-[(2S,3R,4S,6R)-4-(dimethylamino)-2-[[(3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-14-ethyl-7,12,13-trihydroxy-4-[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl]oxy-3,5,7,9,11,13-hexamethyl-2,10-dioxo-oxacyclotetradec-6-yl]oxy]-6-methyloxan-3-yl] 1-O-ethyl butanedioate |
| EC Number | 215-033-8 |
| Molecular Formula | C43H75NO16 |
| Molecular Weight | 862.05 |
| Exact Mass | 861.5086 |
| SMILES | CC[C@@H]1[C@@]([C@@H]([C@H](C(=O)[C@@H](C[C@@]([C@@H]([C@H]([C@@H]([C@H](C(=O)O1)C)O[C@H]2C[C@@]([C@H]([C@@H](O2)C)O)(C)OC)C)O[C@H]3[C@@H]([C@H](C[C@H](O3)C)N(C)C)OC(=O)CCC(=O)OCC)(C)O)C)C)O)(C)O |
| InChIKey | NSYZCCDSJNWWJL-YXOIYICCSA-N |
| InChI | InChI=1S/C43H75NO16/c1-15-29-43(11,52)36(48)24(5)33(47)22(3)20-41(9,51)38(25(6)34(26(7)39(50)57-29)59-32-21-42(10,53-14)37(49)27(8)56-32)60-40-35(28(44(12)13)19-23(4)55-40)58-31(46)18-17-30(45)54-16-2/h22-29,32,34-38,40,48-49,51-52H,15-21H2,1-14H3/t22-,23-,24+,25+,26-,27+,28+,29-,32+,34+,35-,36-,37+,38-,40+,41-,42-,43-/m1/s1 |
| PubChem CID | 443953 |
| REACH Code | Y110 |
| HTS Code | 29415000 |
| Tariff Code | 2941500000 |
Safety & GHS
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Health Hazard
GHS07
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Serious Health Hazard
GHS08
Hazard statements
- H317 May cause an allergic skin reaction
- H319 Causes serious eye irritation
- H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
- H362 May cause harm to breast-fed children
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P333+313 IF skin irritation or a rash occurs: Get medical advice/attention
- P337+313 If eye irritation persists get medical advice/attention
Documents
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
- anamycin
- arpimycin
- ERY-PED
- Erythrocin ethyl succinate
- Erythromycin 2'-(ethyl butanedioate)
- Erythromycin, mono(ethyl succinate)
- Erythromycin, mono(ethyl succinate) (ester)
- Esinol
- PEDIAMYCIN 400
- Wyamycin
Frequently asked questions
What is erythromycin ethylsuccinate used for?
Erythromycin ethylsuccinate is primarily used as a macrolide antibiotic to treat bacterial infections, particularly respiratory, skin, and soft tissue infections, due to its improved oral absorption compared to other erythromycin forms.
What is the chemical formula and molecular weight of erythromycin ethylsuccinate?
The chemical formula is **C₄₃H₇₅NO₁₆**, and the molecular weight is **862.05 g/mol**.
How should erythromycin ethylsuccinate be stored?
Store at **2 to 8°C** in a cool, dry place, protected from light and moisture. Follow proper pharmaceutical storage guidelines.
What grades or purity levels of erythromycin ethylsuccinate does Molekula supply?
Molekula supplies **pharmaceutical-grade (USP/EP/BP compliant) erythromycin ethylsuccinate** for research, development, and manufacturing applications.
Can Molekula supply erythromycin ethylsuccinate in bulk quantities?
Yes, Molekula can provide erythromycin ethylsuccinate in bulk, with flexible packaging options (e.g., drums, bags) to meet large-scale production needs.
What documentation comes with an order of erythromycin ethylsuccinate?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** confirming compliance with quality standards.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.