Benzocaine Hydrochloride Local Anesthetic Benzocaine HCl CAS: 23239-88-5
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|FOB Unit Price:||US $1 US $2 US $3 US $4 US $5|
|Purchase Qty. (gram)||FOB Unit Price|
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- Model NO.: CAS: 23239-88-5
- Customized: Non-Customized
- Suitable for: Elderly, Adult
- Purity: >99%
- MW: 201.65
- Assay: 99%
- Chloride: Conform
- Delivery: Within 24hours After Your Payment
- Trademark: YIJING
- Specification: SGS
- HS Code: 3301291000
- Powder: Yes
- Certification: GMP, ISO 9001, USP, BP
- State: Powder
- CAS: 23239-88-5
- Mf: C9h11no2. Clh
- Appearance: White Powder
- Payment: T/T, Western Union and Money Gram
- Express: EMS, DHL, FedEx, etc(Door-to-Door)
- Transport Package: According to Every Customers′s Requirements
- Origin: Sh
MF: C9H11NO2. ClH
Quality standards: enterprise standard/pharma grade
Appearance :white powder
Catalog: local anesthetics
Place of origin: china
Certification: iso9001, iso14000, kosher
Delivery time 1-2 days
Payment terms: T/T, western union, money gram
Supply ability: 50000 KG/month
Benzocaine hydrochloride salt is the hydrochloride salt form of the local anesthetic benzocaine, with the same pharmacological effects of benzocaine and weaker effect of anesthesia than procaine. Local absorption is slow with lasting effect. It cannot be used for anesthesia as a result of not being dissolved in water. It can be used for pain relief and anti-itch. Benzocaine hydrochloride is usually made into powder or oil paste and used to heal wounds, ulcers, burns, skin abrasions and hemorrhoids.
Benzocaine is also called parathesin, Sinai sisin. Separated from water is colorless or white orthorhombic crystals or crystalline powder, precipitated from ether to square crystal. No smell. Bitter. Relative molecular mass 165.19. Melting point 92 degrees Celsius. The boiling point of 310 DEG C, 183 to 184 C (1.87 x 103Pa). Insoluble in water, soluble in ethanol, ether and chloroform, also soluble in almond oil, olive oil and dilute acid. Stable in the air.
From p-nitrotoluene, in sulfuric acid, using sodium dichromate oxidation, formation of p-nitrobenzoic acid, esterification with ethanol, after the completion of the reaction, separation, the ethyl p-nitrobenzoate in acetic acid solution, with iron powder in 85 ~ 95 DEG C reduction, available benzocain crude. After the separation, water washing, and then recrystallization in ethanol.
|Characters||A white, crystalline powder or colorless crystals.||A white crystal.|
|Identification||Ir should comply with the reference standard spectrum.|
Uv should comply with the reference standard spectrum.
An orange-red precipitate is performed.
|Ir complies with the reference standard spectrum.|
Uv complies with the reference standard spectrum.
An orange-red precipitate is performed.
|Melting range||88 ~92 degree||89.8-90.2degree|
|Loss on drying||Not more than 1.0%||0.22%|
|Readily carbonizable substances||The resolution has no more color than matching fluid a.||Conform|
|Residue on ignition||Not more than 0.1%||0.02%|
|Heavy metals||Not more than 0.001%||Conform|
Related Local Anesthetic APIs (Active Pharmaceutical Ingredients)
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