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Papaverine hydrochloride

pharmaceutical raw materials
Papaverine hydrochloride structure

Papaverine hydrochloride 

structure
  • CAS No:

    61-25-6

  • Formula:

    C20H21NO4.ClH

  • Chemical Name:

    Papaverine hydrochloride

  • Synonyms:

    Isoquinoline,1-[(3,4-dimethoxyphenyl)methyl]-6,7-dimethoxy-,hydrochloride (1:1);Isoquinoline,6,7-dimethoxy-1-veratryl-,hydrochloride;Isoquinoline,1-[(3,4-dimethoxyphenyl)methyl]-6,7-dimethoxy-,hydrochloride;Cardoverina;Dispamil;Papavarine chlorhydrate;Papaverine hydrochloride;6,7,3′,4′-Tetramethoxy-1-benzylisoquinoline hydrochloride;Papaverinium chloride;1-(3,4-Dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride;Drapavel;Cardiospan;Papaversan;Ro-Papav;Cerespan;Vasal;Myobid;Paveron;6,7-Dimethoxy-1-(3,4-dimethoxybenzyl)isoquinoline hydrochloride;6,7-Dimethoxy-1-veratrylisoquinoline hydrochloride;Pavased;Pameion;Pavacen;Pavagen;Optenyl;Dynovas;Pavadel;Vasospan;Therapav;Artegodan;Pavakey;Panergon;Paptial TR;Pavabid;Spasmo Nit;Pavacap;Cerebid;Cepaverin;Vasorin

  • Categories:

    Active Pharmaceutical Ingredients  >  Circulatory System Drugs

Description

PAPAVERINE HYDROCHLORIDE is Crystalline Solid


Papaverine hydrochloride is a white powder. pH (0.05 molar solution) 3.9. pH (2% aqueous solution) 3.3. (NTP, 1992)


Papaverine hydrochloride is a white powder. pH (0.05 molar solution) 3.9. pH (2% aqueous solution) 3.3. (NTP, 1992)|An alkaloid found in opium but not closely related to the other opium alkaloids in its structure or pharmacological actions. It is a direct-acting smooth muscle relaxant used in the treatment of impotence and as a vasodilator, especially for cerebral vasodilation. The mechanism of its pharmacological actions is not clear, but it apparently can inhibit phosphodiesterases and it may have direct actions on calcium channels.

Papaverine hydrochloride Basic Attributes

375.85

375.123749

200-502-1

23473EC6BQ

757256|35443

2811

DTXSID9025825

2933499090

Characteristics

49.81000

4.66200

white powder

1.337 g/cu cm at 20 deg C

220-225 °C

483.2ºC at 760 mmHg

172.2ºC

H2O: freely soluble

Amber Vial, Refrigerator

2.33X10-8 mm Hg at 25 deg C (est)

LD50 in mice, rats (mg/kg): 27.5, 20 i.v.; 150, 370 s.c. (Levis)

185.8 Ų [M+H]+ [CCS Type: TW, Method: calibrated with polyalanine and drug standards]

Water soluble.

Ethers

This material is sensitive to light. (NTP, 1992).

Safety Information

III

6.1

UN 1544 6.1/PG 3

1

22-34-11

22-45-36/37/39-26-16

NW8575000

Xn,C,F

Stable, but may be light sensitive.

P301 + P312 + P330

H302

Flash point data for this compound are not available, but it is probably combustible. (NTP, 1992)

|Danger|H301 (83.72%): Toxic if swallowed [Danger Acute toxicity, oral]|P264, P270, P301+P310, P301+P312, P321, P330, P405, and P501|Aggregated GHS information provided by 258 companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Fires involving this compound should be controlled with a dry chemical, carbon dioxide or halon extinguisher. (NTP, 1992)

Excerpt from ERG Guide 154 [Substances - Toxic and/or Corrosive (Non-Combustible)]: As an immediate precautionary measure, isolate spill or leak area in all directions for at least 50 meters (150 feet) for liquids and at least 25 meters (75 feet) for solids. SPILL: Increase, in the downwind direction, as necessary, the isolation distance shown above. FIRE: If tank, rail car or tank truck is involved in a fire, ISOLATE for 800 meters (1/2 mile) in all directions; also, consider initial evacuation for 800 meters (1/2 mile) in all directions. (ERG, 2016)

SMALL SPILLS AND LEAKAGE: If you spill this chemical, you should dampen the solid spill material with water, then transfer the dampened material to a suitable container. Use absorbent paper dampened with water to pick up any remaining material. Seal your contaminated clothing and the absorbent paper in a vapor-tight plastic bag for eventual disposal. Wash all contaminated surfaces with a strong soap and water solution. Do not reenter the contaminated area until the Safety Officer (or other responsible person) has verified that the area has been properly cleaned. STORAGE PRECAUTIONS: You should store this material in a refrigerator. Protect from light. (NTP, 1992)

RECOMMENDED RESPIRATOR: Where the neat test chemical is weighed and diluted, wear a NIOSH-approved half face respirator equipped with an organic vapor/acid gas cartridge (specific for organic vapors, HCl, acid gas and SO2) with a dust/mist filter. (NTP, 1992)

Drug Information

Compounds which inhibit or antagonize the biosynthesis or actions of phosphodiesterases. (See all compounds classified as Phosphodiesterase Inhibitors.)|Drugs used in the treatment of urogenital conditions and diseases such as URINARY INCONTINENCE; PROSTATIC HYPERPLASIA; and ERECTILE DYSFUNCTION. (See all compounds classified as Urological Agents.)|Drugs used to cause dilation of the blood vessels. (See all compounds classified as Vasodilator Agents.)

SYMPTOMS: Symptoms of exposure to this compound may include sleepiness, slowed respiration and slowed heart beat. (NTP, 1992)

EYES: First check the victim for contact lenses and remove if present. Flush victim's eyes with water or normal saline solution for 20 to 30 minutes while simultaneously calling a hospital or poison control center. Do not put any ointments, oils, or medication in the victim's eyes without specific instructions from a physician. IMMEDIATELY transport the victim after flushing eyes to a hospital even if no symptoms (such as redness or irritation) develop. SKIN: IMMEDIATELY flood affected skin with water while removing and isolating all contaminated clothing. Gently wash all affected skin areas thoroughly with soap and water. If symptoms such as redness or irritation develop, IMMEDIATELY call a physician and be prepared to transport the victim to a hospital for treatment. INHALATION: IMMEDIATELY leave the contaminated area; take deep breaths of fresh air. If symptoms (such as wheezing, coughing, shortness of breath, or burning in the mouth, throat, or chest) develop, call a physician and be prepared to transport the victim to a hospital. Provide proper respiratory protection to rescuers entering an unknown atmosphere. Whenever possible, Self-Contained Breathing Apparatus (SCBA) should be used; if not available, use a level of protection greater than or equal to that advised under Protective Clothing. INGESTION: DO NOT INDUCE VOMITING. If the victim is conscious and not convulsing, give 1 or 2 glasses of water to dilute the chemical and IMMEDIATELY call a hospital or poison control center. Be prepared to transport the victim to a hospital if advised by a physician. If the victim is convulsing or unconscious, do not give anything by mouth, ensure that the victim's airway is open and lay the victim on his/her side with the head lower than the body. DO NOT INDUCE VOMITING. IMMEDIATELY transport the victim to a hospital. (NTP, 1992)

Cerespan

Papaverine hydrochloride Use and Manufacturing

Uses

Anti-spasmodic, The treatment of erectile dysfunction

Isoquinoline, 1-[(3,4-dimethoxyphenyl)methyl]-6,7-dimethoxy-, hydrochloride (1:1): ACTIVE

Computed Properties

Molecular Weight:375.8
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:5
Rotatable Bond Count:6
Exact Mass:375.1237359
Monoisotopic Mass:375.1237359
Topological Polar Surface Area:49.8
Heavy Atom Count:26
Complexity:407
Covalently-Bonded Unit Count:2
Compound Is Canonicalized:Yes

Drug Function and Efficacy

Reduces the number of writhing times of mice induced by acetic acid; increases the pain threshold of mice induced by hot plate method

This ingredient has been used in drugs with the following functions (note: it does not mean that the ingredient itself has the following health functions)

Related Drugs

Registered Holders

  • SCL LIFESCIENCES LTD

    United States United States
    Active
  • RECORDATI INDUSTRIA CHIMICA E FARMACEUTICA S.P.A.

    France France
    Active
  • Nanjing Belger Pharmaceutical Technology Co., Ltd.

    China China
    Active

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