Molekula
Thymol blue sodium salt
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
Thymol blue sodium salt is a pH indicator used in analytical chemistry for titrations and colorimetric assays. It is a sodium salt derivative of thymol blue, providing stable color changes in acidic and basic environments. Available in powder form, it has a molecular weight of 488.57 g/mol, a molecular formula of C27H29NaO5S, and is stored at ambient temperature. CAS number: 62625-21-2. Molekula supplies Thymol blue sodium salt 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 — £38.90 per pack ex VAT · £46.68 inc. VAT
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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 | Red/ brown/ brown/ dark brown powder |
| Solubility in water | Soluble in water |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 83107942 |
| CAS Number | 62625-21-2 |
| IUPAC Name | sodium 4-[3-(4-hydroxy-2-methyl-5-propan-2-ylphenyl)-1,1-dioxo-2,1lambda6-benzoxathiol-3-yl]-5-methyl-2-propan-2-ylphenolate |
| Molecular Formula | C27H29NaO5S |
| Molecular Weight | 488.57 |
| Exact Mass | 488.1633 |
| SMILES | CC1=CC(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C=C4C)[O-])C(C)C)C(C)C)O.[Na+] |
| InChIKey | BAVBEHWEOJMHDS-UHFFFAOYSA-M |
| InChI | InChI=1S/C27H30O5S.Na/c1-15(2)19-13-22(17(5)11-24(19)28)27(21-9-7-8-10-26(21)33(30,31)32-27)23-14-20(16(3)4)25(29)12-18(23)6;/h7-16,28-29H,1-6H3;/q;+1/p-1 |
| PubChem CID | 23692293 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2914794000 |
| Tariff Code | 2914790090 |
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, Portuguese, 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
- BAVBEHWEOJMHDS-UHFFFAOYSA-M
- Thymol Blue sodium
- thymol blue solu-tion
- Thymolsulfonphthalein sodium salt
Frequently asked questions
What is thymol blue sodium salt used for?
It is primarily used as a pH indicator in analytical chemistry, particularly in titrations involving weak acids and bases.
What is the chemical formula and molecular weight of thymol blue sodium salt?
The formula is C27H29NaO5S with a molecular weight of 488.57 g/mol.
How should thymol blue sodium salt be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade of thymol blue sodium salt is available?
We offer it in analytical grade, suitable for laboratory and research applications.
Can Molekula supply thymol blue sodium salt in bulk?
Yes, we can supply thymol blue sodium salt in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with an order of thymol blue sodium salt?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) 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.