Molekula
Di-tert-butyl dicarbonate (DIBOC)
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
Di-tert-butyl dicarbonate (DIBOC) is a protecting group reagent used in organic synthesis, particularly for the selective protection of amines. It is a stable, crystalline solid that readily decomposes under acidic conditions to release tert-butyl groups. CAS: 24424-99-5, Molecular Formula: C10H18O5, Molecular Weight: 218.25 g/mol, Storage: 2 to 8 °C, Signal Word: Danger. Molekula supplies Di-tert-butyl dicarbonate 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 — £25.80 per pack ex VAT · £30.96 inc. VAT
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100 g — £55.70 per pack ex VAT · £66.84 inc. VAT
Need a different quantity or pack?
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 | low melting solid - can appear as a colorless transparent liquid |
| Melting Point | 22 to 24deg C |
| Assay (GC) | 99%min |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Flash Point | 37 °C |
| Transport Class | 6.1 (3) |
| Packing Group | II |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 62638603 |
| CAS Number | 24424-99-5 |
| Molecular Formula | [(CH3)3COCO]2O |
| Molecular Weight | 218.25 |
| SMILES | CC(C)(C)OC(=O)OC(=O)OC(C)(C)C |
| UN Number | UN2929 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| Tariff Code | 2920901050 |
Safety & GHS
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Flammable
GHS02
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Corrosive
GHS05
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Toxic
GHS06
Hazard statements
- H226 Flammable liquid and vapour
- H228 Flammable solid
- H315 Causes skin irritation
- H317 May cause an allergic skin reaction
- H318 Causes serious eye damage
- H330 Fatal if inhaled
- H335 May cause respiratory irritation
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P284 Wear respiratory protection
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- 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, English (US), 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
No alternate names recorded for this product.
Frequently asked questions
What is Di-tert-butyl dicarbonate (DIBOC) used for?
DIBOC is primarily used as a protecting group for amines in organic synthesis, particularly in peptide chemistry.
What is the chemical formula and molecular weight of DIBOC?
The formula is [(CH3)3COCO]2O and the molecular weight is 218.25 g/mol.
How should DIBOC be stored?
DIBOC should be stored at 2 to 8 °C in a cool, dry place away from light and incompatible materials.
What grade of DIBOC does Molekula supply?
Molekula supplies DIBOC in high-purity grade suitable for laboratory and synthetic applications.
Can Molekula supply DIBOC in bulk quantities?
Yes, Molekula can supply DIBOC in bulk quantities—please contact our sales team for volume pricing and availability.
What documentation comes with a DIBOC 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.