Molekula
5-Bromo-4-chloro-3-indolyl-alpha-D-glucopyranoside (X-alpha-Glu)
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
5-Bromo-4-chloro-3-indolyl-alpha-D-glucopyranoside (X-alpha-Glu) is a synthetic glycoside used primarily as a chromogenic substrate in enzymatic assays, particularly for detecting alpha-glucosidase activity, where enzymatic cleavage releases an indoxyl that forms an insoluble blue precipitate. It is a key reagent in molecular biology and diagnostic applications. CAS: 108789-36-2, Molecular Formula: C14H15BrClNO6, Molecular Weight: 408.63 g/mol, Storage: -15 to -20 °C. Molekula supplies X-alpha-Glu 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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100 mg — £67.00 per pack ex VAT · £80.40 inc. VAT
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Specifications
| Property | Value |
|---|---|
| Appearance | White powder |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | -15 to -20 °C |
Identification
| Property | Value |
|---|---|
| SKU | 90028168 |
| CAS Number | 108789-36-2 |
| IUPAC Name | (2R,3R,4S,5S,6R)-2-[(5-bromo-4-chloro-1H-indol-3-yl)oxy]-6-(hydroxymethyl)oxane-3,4,5-triol |
| Molecular Formula | C14H15BrClNO6 |
| Molecular Weight | 408.63 |
| Exact Mass | 406.9771 |
| SMILES | C1=CC(=C(C2=C1NC=C2O[C@@H]3[C@@H]([C@H]([C@@H]([C@H](O3)CO)O)O)O)Cl)Br |
| InChIKey | OPIFSICVWOWJMJ-HRNXZZBMSA-N |
| InChI | InChI=1S/C14H15BrClNO6/c15-5-1-2-6-9(10(5)16)7(3-17-6)22-14-13(21)12(20)11(19)8(4-18)23-14/h1-3,8,11-14,17-21H,4H2/t8-,11-,12+,13-,14+/m1/s1 |
| PubChem CID | 2733916 |
| REACH Code | Y113 |
| HTS Code | 29400060 |
| Tariff Code | 2940000080 |
Safety & GHS
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
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
- 5-bromo-4-chloro-1H-indol-3-yl alpha-D-glucopyranoside
- 5-Bromo-4-chloro-3-indolyl ?-D-glucopyranoside
- 5-Bromo-4-chloro-3-indolyl a-D-galactopyranoside
- 5-Bromo-4-chloro-3-indolyl a-D-glucopyranoside
- 5-bromo-4-chloro-3-indolyl alpha-D-glucoside
- 5-Bromo-4-chloro-3-indolyl-alpha-D-glucopyranoside
- 5-Bromo-4-chloro-3-indoxyl-alpha-D-glucopyranoside
- 5-bromo-4-chloroindoxyl alpha-D-glucoside
- X-| cent-D-Glc
- X-alpha-Glc
Frequently asked questions
What is 5-Bromo-4-chloro-3-indolyl-alpha-D-glucopyranoside used for?
It is primarily used as a chromogenic substrate in enzyme assays, particularly for detecting alpha-glucosidase activity, for example in chromogenic culture media and in yeast reporter assays where cleavage produces a blue color.
What is the chemical formula and molecular weight of X-alpha-Glu?
The formula is C14H15BrClNO6 with a molecular weight of 408.63 g/mol.
How should X-alpha-Glu be stored?
It should be stored at -15 to -20 °C to maintain stability and prevent degradation.
What grade is available for this product?
This product is available in high-purity research grade, suitable for laboratory use.
Can Molekula supply X-alpha-Glu in bulk quantities?
Yes, Molekula can supply X-alpha-Glu in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with an order of X-alpha-Glu?
Each order includes a Certificate of Analysis (CoA) and safety data sheet (SDS); additional documentation can be provided upon request.
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.