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Paroxetine Hydrochloride Hemihydrate
(CAS RN:110429-35-1 Product Number:P1977)


Paroxetine Hydrochloride
Synonym (3S,4R)-(-)-3-[(1,3-Benzodioxol-5-yloxy)methyl]-4-(4-fluorophenyl)piperidine Hydrochloride Hemihydrate

General Information

Product Number P1977

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Purity/Analysis Method >98.0%(HPLC)(T)
Storage Temperature
M.F. / M.W. C19H20FNO3·HCl·1/2H2O=365.83(as Anhydrous)
CAS RN 110429-35-1
Related CAS RN 61869-08-7,78246-49-8
MDL Number MFCD03658863
Packaging and Container
  • Product Details
  • Safety & Regulations
  • Reference & Application


Purity(HPLC) min. 98.0 area%
Purity(Nonaqueous Titration) min. 98.0 %(calcd.on anh.substance)
Specific rotation [a]20/D -88.0 to -92.0 deg(C=1, MeOH, calcd.on anh.substance)
Water 2.0 to 3.0 %

Data of Reference

λmax 292(H2O)(lit.)


Reaxys-RN 7471375
PubChem SID 135727290
Merck Index(14) 7043
RTECS# TM4569320


Signal Word Warning
Hazard Statements
  • H302
  • :Harmful if swallowed.
  • H315
  • :Causes skin irritation.
  • H319
  • :Causes serious eye irritation.
Precautionary Statements
  • P264
  • :Wash hands and face thoroughly after handling.
  • P270
  • :Do not eat, drink or smoke when using this product.
  • P280
  • :Wear protective gloves, eye protection.
  • P301+P312+P330
  • :If swallowed: Call a poison center or doctor if you feel unwell. Rinse mouth.
  • P302+P352+P332+P313+P362+P364
  • :If on skin: Wash with plenty of soap and water. If skin irritation occurs: Get medical advice or attention. Take off contaminated clothing and wash it before reuse.
  • P305+P351+P338+P337+P313
  • :If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice or attention.
  • P501
  • :Dispose of contents and container in accordance with local, regional, national regulations (e.g. US: 40 CFR Part 261, EU:91/156/EEC, JP: Waste Disposal and Cleaning Act, etc.).


Studies on Selective Serotonin Reuptake Inhibitor


PubMed Literature

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