Molekula
Chlorthalidone
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
Chlorthalidone is a thiazide-like diuretic used in the treatment of hypertension and fluid retention. It works by increasing the excretion of sodium and water from the kidneys. Available with CAS number 77-36-1, molecular formula C14H11ClN2O4S, and molecular weight 338.77 g/mol. Store at 2 to 8 °C. Signal word: Warning. Molekula supplies Chlorthalidone 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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5 g — £38.60 per pack ex VAT · £46.32 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 | Solid |
| Identification | Conforms to reference |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Acidity | Base |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | White to yellowish-white crystalline powder |
| Melting Point | 239 °C |
| log P (octanol/water) | 0.85 |
Source: PubChem CID 2732 (HSDB, DrugBank)
Identification
| Property | Value |
|---|---|
| SKU | 38140528 |
| CAS Number | 77-36-1 |
| IUPAC Name | 2-chloro-5-(1-hydroxy-3-oxo-2H-isoindol-1-yl)benzenesulfonamide |
| EC Number | 201-022-5 |
| Molecular Formula | C14H11ClN2O4S |
| Molecular Weight | 338.77 |
| Exact Mass | 338.0128 |
| SMILES | C1=CC=C2C(=C1)C(=O)NC2(C3=CC(=C(C=C3)Cl)S(=O)(=O)N)O |
| InChIKey | JIVPVXMEBJLZRO-UHFFFAOYSA-N |
| InChI | InChI=1S/C14H11ClN2O4S/c15-11-6-5-8(7-12(11)22(16,20)21)14(19)10-4-2-1-3-9(10)13(18)17-14/h1-7,19H,(H,17,18)(H2,16,20,21) |
| PubChem CID | 2732 |
| REACH Code | Y110 |
| HTS Code | 2935909500 |
| Tariff Code | 2935909099 |
Safety & GHS
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Health Hazard
GHS07
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Serious Health Hazard
GHS08
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
- H361 Suspected of damaging fertility or the unborn child
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, 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
- Chlorothalidone
- Chlorphthalidolone
- Chlorphthalidone
- Chlortalidone
- Chlorthalidon
- Hygroton
- Natriuran
- Phthalamodine
- Phthalamudine
- Thalitone
Frequently asked questions
What is Chlorthalidone used for?
Chlorthalidone is a thiazide-like diuretic used primarily to treat hypertension and fluid retention.
What is the chemical formula and molecular weight of Chlorthalidone?
The formula is C14H11ClN2O4S with a molecular weight of 338.77 g/mol.
How should Chlorthalidone be stored?
Store at 2 to 8 °C, protected from light and moisture.
What grade of Chlorthalidone does Molekula supply?
Molekula supplies Chlorthalidone in research grade.
Can Molekula supply Chlorthalidone in bulk quantities?
Yes, Molekula can supply Chlorthalidone in bulk; please contact us for volume pricing.
What documentation comes with a Chlorthalidone order?
Each order includes a Certificate of Analysis (CoA) and safety data sheet (SDS).
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.