Molekula
Rapamycin
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we source and repack to the quantity you need
Rapamycin is a potent immunosuppressant and mTOR inhibitor, widely used in research for its roles in cell signaling, aging studies, and anti-cancer investigations. It is also approved clinically for organ transplant rejection prevention. This macrocyclic compound has the CAS number 53123-88-9, with a molecular formula of C51H79NO13 and a molecular weight of 914.17 g/mol. It requires storage at -15 to -20°C, carries a **Danger** signal word for toxicity, and is supplied as a white to off-white solid. Molekula supplies Rapamycin from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Rapamycin is a potent immunosuppressant and mTOR inhibitor, widely used in research for its roles in cell signaling, aging studies, and anti-cancer investigations. It is also approved clinically for organ transplant rejection prevention. This macrocyclic compound has the CAS number 53123-88-9, with a molecular formula of C51H79NO13 and a molecular weight of 914.17 g/mol. It requires storage at -15 to -20°C, carries a **Danger** signal word for toxicity, and is supplied as a white to off-white solid. Molekula supplies Rapamycin from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula 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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100 mg — £83.80 per pack
Need a different quantity or pack?
Tell us the quantity you actually need — drums, IBCs, sacks or a one-off bulk lot. We'll source it and come back with a price, usually within one working day.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White to Off-white powder |
| Water | ≤ 1.0% |
| Purity (HPLC) | ≥ 98.5% (dried basis) |
| Heavy metals | ≤ 20ppm |
| Assay | 98.0 - 102.0% |
| Optical Rotation | -147 to -157° |
| Residue on Ignition | ≤ 0.15% |
| Identification (IR) | Conforms to Reference |
| Identification (HPLC) | Conforms to Reference |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | -15 to -20 °C |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 41676136 |
| CAS Number | 53123-88-9 |
| Molecular Formula | C51H79NO13 |
| Molecular Weight | 914.17 |
| SMILES | O=C1OC(CC(=O)C(C=C(C)C(O)C(OC)C(=O)C(C)CC(C=CC=CC=C(C)C(OC)CC2OC(O)(C(=O)C(=O)N3CCCCC13)C(C)CC2)C)C)C(C)CC4CCC(O)C(OC)C4 |
| REACH Code | Y110 |
| HTS Code | 29349990 |
| Tariff Code | 2934999090 |
Safety & GHS
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Serious Health Hazard
GHS08
Hazard statements
- H351 Suspected of causing cancer
- H361 Suspected of damaging fertility or the unborn child
- H372 Causes damage to organs through prolonged or repeated exposure
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
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Russian, 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
No alternate names recorded for this product.
Frequently asked questions
What is rapamycin commonly used for in research and pharmaceutical applications?
Rapamycin is primarily used as an immunosuppressant in organ transplantation and as a research tool to study mTOR signaling pathways, autophagy, and aging.
What is the chemical formula and molecular weight of rapamycin?
The chemical formula is **C₅₁H₇₉NO₁₃**, and the molecular weight is **914.17 g/mol**.
How should rapamycin be stored to maintain stability?
Rapamycin should be stored at **-15 to -20°C** to preserve its potency and prevent degradation.
What grades or purities of rapamycin does Molekula supply?
Molekula supplies rapamycin in **research-grade purity (≥98%)**, suitable for laboratory and preclinical studies.
Can Molekula supply rapamycin in bulk quantities for large-scale applications?
Yes, Molekula can provide rapamycin in bulk, with quantities and packaging tailored to meet your specific research or production needs.
What documentation is provided with a rapamycin order from Molekula?
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?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.