Molekula
Colcemid
Colcemid is a microtubule-depolymerizing agent used in cell biology to arrest cells in metaphase, commonly employed in chromosome preparation for karyotyping. It is a synthetic derivative of colchicine with the CAS number 477-30-5, molecular formula C21H25NO5, and molecular weight of 371.43 g/mol. Stored at 2 to 8 °C, it carries a Danger signal word due to its toxicity. Molekula supplies Colcemid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Colcemid is a microtubule-depolymerizing agent used in cell biology to arrest cells in metaphase, commonly employed in chromosome preparation for karyotyping. It is a synthetic derivative of colchicine with the CAS number 477-30-5, molecular formula C21H25NO5, and molecular weight of 371.43 g/mol. Stored at 2 to 8 °C, it carries a Danger signal word due to its toxicity. Molekula supplies Colcemid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | Light yellow powder |
| Water | ≤2.0% |
| Assay | ≥99% |
| Ethyl acetate | ≤8.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Flash Point | 332 C |
| Transport Class | 6.1 |
| Packing Group | II |
| Shelf Life | 24 months |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| CAS Number | 477-30-5 |
| Molecular Formula | C21H25NO5 |
| Molecular Weight | 371.43 |
| EC / UN Number | 2811 |
| REACH Code | Y110 |
| Tariff Code | 29397990 EXP 2939799090 IMP |
Safety & GHS
-
Corrosive
GHS05
Hazard statements
- H300 Fatal if swallowed
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
For research and industrial use only
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.
Pricing & pack sizes
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is Colcemid used for?
Colcemid is used to arrest cells in metaphase during cell division, commonly in chromosome preparation for karyotyping and cytogenetic analysis.
What is the chemical formula and molecular weight of Colcemid?
The formula is C21H25NO5 with a molecular weight of 371.43 g/mol.
How should Colcemid be stored?
Colcemid should be stored at 2 to 8 °C and protected from light.
What grade of Colcemid is available?
Colcemid is available in research grade, suitable for laboratory use in cytogenetic applications.
Can Molekula supply Colcemid in bulk?
Yes, Molekula can supply Colcemid in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with a Colcemid order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
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.