Molekula
Lidocaine - 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
Lidocaine USP CRS is a local anesthetic and antiarrhythmic agent widely used in medical, veterinary, and cosmetic applications for its numbing and pain-relief properties. It is also employed in research settings for studying nerve function and drug interactions. Lidocaine USP CRS has a CAS number of 137-58-6, with the molecular formula C14H22N2O and a molecular weight of 234.34. It is stored at ambient conditions and carries a signal word of Warning. Molekula supplies Lidocaine 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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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 | Undamaged packaging |
| Identification | Conforms to USP monograph |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | White or slightly yellow, crystalline powder |
| Odour | Characteristic odor |
| Melting Point | 68.5 °C |
| Boiling Point | 181 °C |
| Water Solubility | 410 mg/L at 30 °C |
| Solubility (other solvents) | Very soluble in alcohol, chloroform; freely soluble in ether, benzene. Dissolves in oils |
| pKa | pKa = 8.01 |
| log P (octanol/water) | 2.26 |
Source: PubChem CID 3676 (HSDB, DrugBank, Human Metabolome Database (HMDB))
Identification
| Property | Value |
|---|---|
| SKU | 90034871 |
| CAS Number | 137-58-6 |
| IUPAC Name | 2-(diethylamino)-N-(2,6-dimethylphenyl)acetamide |
| EC Number | 205-302-8 |
| Molecular Formula | C14H22N2O |
| Molecular Weight | 234.34 |
| Exact Mass | 234.1732 |
| SMILES | CCN(CC)CC(=O)NC1=C(C=CC=C1C)C |
| InChIKey | NNJVILVZKWQKPM-UHFFFAOYSA-N |
| InChI | InChI=1S/C14H22N2O/c1-5-16(6-2)10-13(17)15-14-11(3)8-7-9-12(14)4/h7-9H,5-6,10H2,1-4H3,(H,15,17) |
| PubChem CID | 3676 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29242910 |
| Tariff Code | 2924291000 |
Safety & GHS
-
Health Hazard
GHS07
Hazard statements
- H302 Harmful if swallowed
- H315 Causes skin irritation
- H319 Causes serious eye irritation
Precautionary statements
- 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, 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
- 2-(Diethylamino)-N-(2,6-dimethylphenyl)acetamide
- Duncaine
- Esracaine
- Gravocain
- Isicaina
- Leostesin
- lidocaine
- Lidoderm
- Xylestesin
- Xylocaine
Frequently asked questions
What is Lidocaine USP CRS commonly used for?
Lidocaine USP CRS is primarily used as a local anesthetic for infiltration, nerve block, and topical applications in medical and veterinary settings.
What is the chemical formula and molecular weight of Lidocaine USP CRS?
The chemical formula is **C₁₄H₂₂N₂O**, and the molecular weight is **234.34 g/mol**.
What grade of Lidocaine is USP CRS, and how does it differ from other grades?
USP CRS (United States Pharmacopeia Chemical Reference Substance) is a high-purity grade used for analytical reference and pharmaceutical applications, ensuring consistency and compliance with regulatory standards.
How should Lidocaine USP CRS be stored?
Store Lidocaine USP CRS at **ambient temperature**, away from light and moisture, in a tightly sealed container.
Can Molekula supply Lidocaine USP CRS in bulk quantities?
Yes, Molekula can supply Lidocaine USP CRS in bulk, with quantities tailored to your research, manufacturing, or pharmaceutical needs.
What documentation comes with an order of Lidocaine USP CRS?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and a **batch-specific documentation** to verify compliance with USP CRS standards.
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.