Molekula
Tizanidine Hydrochloride - USP CRS
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
Tizanidine Hydrochloride USP CRS is a centrally acting muscle relaxant and alpha-2 adrenergic agonist, primarily used to treat muscle spasms and manage chronic pain conditions like multiple sclerosis or spinal cord injuries. It is also employed in research settings for its pharmacological effects on the central nervous system. This chemical has a CAS number of 64461-82-1, with the molecular formula C9H9Cl2N5S and a molecular weight of 290.17. It must be stored between 2 to 8 degrees Celsius. The product carries a signal word of *Warning* for safety classification. Molekula supplies Tizanidine Hydrochloride USP CRS 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
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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Specifications
| Property | Value |
|---|---|
| Appearance | White to light yellow powder |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Transport Class | 6.1 |
| Packing Group | III |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90037191 |
| CAS Number | 64461-82-1 |
| IUPAC Name | 5-chloro-N-(4,5-dihydro-1H-imidazol-2-yl)-2,1,3-benzothiadiazol-4-amine;hydrochloride |
| Molecular Formula | C9H9Cl2N5S |
| Molecular Weight | 290.17 |
| Exact Mass | 288.9956 |
| SMILES | C1CN=C(N1)NC2=C(C=CC3=NSN=C32)Cl.Cl |
| InChIKey | ZWUKMNZJRDGCTQ-UHFFFAOYSA-N |
| InChI | InChI=1S/C9H8ClN5S.ClH/c10-5-1-2-6-8(15-16-14-6)7(5)13-9-11-3-4-12-9;/h1-2H,3-4H2,(H2,11,12,13);1H |
| PubChem CID | 114869 |
| UN Number | UN2811 |
| REACH Code | Y110 |
| HTS Code | 2934.99.90.01 |
| Tariff Code | 2934999090 |
Safety & GHS
-
Toxic
GHS06
-
Health Hazard
GHS07
-
Serious Health Hazard
GHS08
Hazard statements
- H301 Toxic if swallowed
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
- H336 May cause drowsiness or dizziness
- H361 Suspected of damaging fertility or the unborn child
- H372 Causes damage to organs through prolonged or repeated exposure
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P263 Avoid contact during pregnancy/while nursing
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- 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
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
- 5-Chloro-4-(2-imidazolin-2-ylamino)-2,1,3-benzothiadiazole hydrochloride
- DS 103-282
- ONTRALFY
- Sirdalud MR
- TIZANDINE
- Tizanidine (as hydrochloride)
- Tizanidine Hcl
- Tizanidine hydrochloride
- tizanidine monohydrochloride
- Tizanidne Hydrochloride
Frequently asked questions
What is Tizanidine Hydrochloride USP CRS used for?
Tizanidine Hydrochloride USP CRS is primarily used as a muscle relaxant to treat muscle spasms, often in conditions like multiple sclerosis or spinal cord injuries.
What is the chemical formula and molecular weight of Tizanidine Hydrochloride?
The chemical formula is **C9H9Cl2N5S**, and the molecular weight is **290.17 g/mol**.
How should Tizanidine Hydrochloride USP CRS be stored?
Store at **2 to 8°C** (refrigerated) in a tightly sealed container, protected from light and moisture.
What grade of Tizanidine Hydrochloride does Molekula supply?
Molekula supplies **USP CRS (Certified Reference Standard) grade** Tizanidine Hydrochloride, suitable for analytical and pharmaceutical reference applications.
Can Molekula supply Tizanidine Hydrochloride USP CRS in bulk quantities?
Yes, Molekula can provide Tizanidine Hydrochloride USP CRS in bulk, subject to availability and minimum order quantities.
What documentation comes with an order of Tizanidine Hydrochloride USP CRS?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** for traceability.
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.