Factory Supply Naphazoline hydrochloride 99% CAS: 550-99-2 Best Price / in ready stock
TDS 3 Inquiries
550-99-2
Pharmaceutical Grade
99%
shenzhen
HORLDEN
1kg Per Bag, 25kg Per Drum
2026-01-29
Chemical,Intermediate,5-amino-1mq,SLU-PP332,Tirzepatide,Peptide
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Product Description
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Seller Information
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Inquiry History
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DescriptionCertificatesBasic Info
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Product Name:
Naphazoline hydrochloride
Other Name:1H-Imidazole,4,5-dihydro-2-(1-naphthalenylmethyl)-,hydrochloride (1:1);2-Imidazoline,2-(1-naphthylmethyl)-,monohydrochloride;Naphazoline hydrochloride;1H-Imidazole,4,5-dihydro-2-(1-naphthalenylmethyl)-,monohydrochloride;2-(1-Naphthylmethyl)-2-imidazoline hydrochloride;Niazol;Privine hydrochloride;Prizole hydrochloride;Rhinantin;Rhinoperd;Stricylon;Naphazoline chloride;Privine (American);Naphthasolium chloride;2-(α-Naphthylmethyl)-2-imidazoline hydrochloride;2-(1-Naphthylmethyl)imidazoline hydrochloride;Ocumethyl;Vasocon;Coldan;Rhinatin;Strictylon;Degest 2;Opcon;Iridina Due;Sanorin-Spofa;Naphcon;Vasoclear;Albalon;Ak-Con;Allerest Eye Drops;Comfort Eye Drops;Clera;Neozoline;Naprisol;35412-62-5
CAS No.:550-99-2
Molecular Formula:C14H14N2.ClH
InChIKeys:InChIKey=DJDFFEBSKJCGHC-UHFFFAOYSA-N
Molecular Weight:246.74
Exact Mass:246.092
BRN:3716843
EC Number:208-989-2
UNII:MZ1131787D
NSC Number:757110|35711
DSSTox ID:DTXSID7045788
NCI Thesaurus Code:C47632
Color/Form:WHITE CRYSTALLINE POWDER
HScode:29339900
Categories:
Characteristics-
PSA:
24.4
XLogP3:2.95040
Appearance:White Crystalline Powder
Density:1.15 g/cm3
Melting Point:255-260 °C
Boiling Point:440.5°C at 760 mmHg
Flash Point:220.2ºC
Water Solubility:H2O: 170 g/L (20 ºC)
Storage Conditions:Naphazoline hydrochloride ophthalmic solutions should be protected from light and should be stored in tight, light-resistant containers. The drug is degraded in the presence of aluminum and, therefore, should not be stored in aluminum containers. ... Fixed combinations containing naphazoline hydrochloride and antazoline phosphate should be stored at temperatures less than 25 deg C.
Toxicity:LD50 s.c. in rats: 385 mg/kg (Gylfe)
Odor:ODORLESS
Taste:Bitter
PH:A 1% aqueous solution has a pH of about 6.2
Dissociation Constants:pKa = 10.35 (25 °C); pKa = 10.13 (35 °C); pKa = 9.92 (45 °C)
Collision Cross Section:148.5 Ų [M+H]+ [CCS Type: TW, Method: calibrated with polyalanine and drug standards]
Experimental Properties:DECOMP @ 253-258 °C
Hazard IdentificationClassification of the substance or mixture
Acute toxicity - Category 2, Oral
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Danger
Hazard statement(s) H300 Fatal if swallowed
Precautionary statement(s) Prevention P264 Wash ... thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
Response P301+P316 IF SWALLOWED: Get emergency medical help immediately.
P321 Specific treatment (see ... on this label).
P330 Rinse mouth.
Storage P405 Store locked up.
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Naphazoline hydrochloride ophthalmic solutions should be protected from light and should be stored in tight, light-resistant containers. The drug is degraded in the presence of aluminum and, therefore, should not be stored in aluminum containers. ... Fixed combinations containing naphazoline hydrochloride and antazoline phosphate should be stored at temperatures less than 25 deg C.
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Seller Information
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Business Type:
Manufactory
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Main Products:
Chemical,Intermediate,5-amino-1mq,SLU-PP332,Tirzepatide,Peptide
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Location:
10712，floor7,Unit 1,Buiding5,Silk Road International Creative Dreamwordks,No.3639,xi'an,shaanxi
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Payment Terms:
100% TT in advance
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Average lead Time:
7
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Total Annual Revenue:
$2.5 million-$5 million
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Total Employees:
11-50
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Year of Establishment:
2015
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Inquiry History3 Inquiries
Country Product Purchase Quantity Date Posted 
Pakistan
Naphazoline Hydrochloride
1 MT Jan 14, 2026 
Georgia
Naphazoline hydrochloride
5 KG Sep 27, 2024
Pakistan
Atracurium Besylate
1 MT Jan 14, 2026 Post an enquiry for this product
