Hydrogen chloride

Names and Identifiers

Names and Synonyms
Database ID(s)

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Hydrogen chloride

Acide chlorhydrique [French]

Acido clorhidrico [Spanish]

Chloorwaterstof [Dutch]

chloronium

Chlorowodor [Polish]

chlorure d'hydrogene [French]

Chlorwasserstoff [German]

cloruro de hidrógeno [Spanish]

cloruro de idrogeno [Italian]

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Validated by Experts, Validated by Users, Non-Validated, Removed by Users, Redirected by Users, Redirect Approved by Experts

03378_FLUKA [DBID]

07102_RIEDEL [DBID]

07104_RIEDEL [DBID]

08256_FLUKA [DBID]

17077_FLUKA [DBID]

17933_FLUKA [DBID]

17934_FLUKA [DBID]

17935_FLUKA [DBID]

258148_SIAL [DBID]

295426_ALDRICH [DBID]

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Data supplied by datasources and users.

Experimental Physico-chemical Properties

Experimental Melting Point:

-114.2 °C Oxford University Chemical Safety Data http://msds.chem.ox.ac.uk/HY/hydrogen_chloride.html

-25 °C Oxford University Chemical Safety Data http://msds.chem.ox.ac.uk/HY/hydrochloric_acid.html

Experimental Boiling Point:

81.5-110 °C Alfa Aesar 87617, 38744, 38743, 33257, 10990

-121 F (-85 °C) NIOSH MW4025000

-85.1 °C Oxford University Chemical Safety Data http://msds.chem.ox.ac.uk/HY/hydrogen_chloride.html

109 °C Oxford University Chemical Safety Data http://msds.chem.ox.ac.uk/HY/hydrochloric_acid.html

Experimental Ionization Potent:

12.74 Ev NIOSH MW4025000
Experimental Vapor Pressure:

40.5 atm (30780 mmHg) NIOSH MW4025000
Experimental Flash Point:

17 °C Alfa Aesar A16935
Experimental Freezing Point:

-174 F (-114.4444 °C) NIOSH MW4025000
Experimental Solubility:

Soluble in water, alcohol, ether and benzene Alfa Aesar 33257

Miscellaneous

Appearance:

clear colourless or slightly yellow liquid with pungent odour. Oxford University Chemical Safety Data http://msds.chem.ox.ac.uk/HY/hydrochloric_acid.html

Colorless to slightly yellow gas with a pungent, irritating odor. [Note: Shipped as a liquefied compressed gas.] NIOSH MW4025000

colourless gas Oxford University Chemical Safety Data http://msds.chem.ox.ac.uk/HY/hydrogen_chloride.html

Stability:

Stable. Avoid heat, flames. Incompatible with most common metals, amines, metal oxides, acetic anhydride, propiolactone, vinyl acetate, mercuric sulphate, calcium phosphide, formaldehyde, alkalies, c arbonates, strong bases, sulphuric acid, chlorosulphonic acid. Oxford University Chemical Safety Data http://msds.chem.ox.ac.uk/HY/hydrochloric_acid.html

Stable. Incompatible with alkalies, most metals.Avoid contact with water. Oxford University Chemical Safety Data http://msds.chem.ox.ac.uk/HY/hydrogen_chloride.html

Toxicity:

IPR-MUS LD50 40 mg kg-1 Oxford University Chemical Safety Data http://msds.chem.ox.ac.uk/HY/hydrogen_chloride.html

ORL-RBT LD50 900 mg kg-1 , IPR-MUS LD50 40 mg kg-1 Oxford University Chemical Safety Data http://msds.chem.ox.ac.uk/HY/hydrochloric_acid.html

Safety:

DANGER: CORROSIVE, burns skin and eyes Alfa Aesar 33257, 38743, 43335, L13091

DANGER: FLAMMABLE, CORROSIVE, burns skin and eyes Alfa Aesar 44605

Safety glasses or face mask, gloves. Effective ventilation. Oxford University Chemical Safety Data http://msds.chem.ox.ac.uk/HY/hydrochloric_acid.html

Safety glasses, gloves. Effective ventilation. Oxford University Chemical Safety Data http://msds.chem.ox.ac.uk/HY/hydrogen_chloride.html

WARNING: CORROSIVE, burns skin and eyes Alfa Aesar 35644

WARNING: Irritates lungs, eyes, skin Alfa Aesar 35642

First-Aid:

Eye: Irrigate immediately (solution)/Frostbite Skin: Water flush immediately (solution)/Frostbite Breathing: Respiratory support Swallow: Medical attention immediately (solution) NIOSH MW4025000

Exposure Routes:

inhalation, ingestion (solution), skin and/or eye contact NIOSH MW4025000

Symptoms:

Irritation nose, throat, larynx; cough, choking; dermatitis; solution: eye, skin burns; liquid: frostbite; in animals: laryngeal spasm; pulmonary edema NIOSH MW4025000

Target Organs:

Eyes, skin, respiratory system NIOSH MW4025000

Incompatibility:

Hydroxides, amines, alkalis, copper, brass, zinc [Note: Hydrochloric acid is highly corrosive to most metals.] NIOSH MW4025000

Personal Protection:

Skin: Prevent skin contact (solution)/Frostbite Eyes: Prevent eye contact/Frostbite Wash skin: When contaminated (solution) Remove: When wet or contaminated (solution) Change: No recommendation Provid e: Eyewash (solution), Quick drench (solution), Frostbite wash NIOSH MW4025000

Exposure Limits:

NIOSH REL : C 5 ppm (7 mg/m 3 ) OSHA PEL : C 5 ppm (7 mg/m 3 ) NIOSH MW4025000

Predicted data is generated using the ACD/Labs’ ACD/PhysChem Suite, for more information see their website.

ACD/LogP:		# of Rule of 5 Violations:
ACD/LogD (pH 5.5):		ACD/LogD (pH 7.4):
ACD/BCF (pH 5.5):		ACD/BCF (pH 7.4):
ACD/KOC (pH 5.5):		ACD/KOC (pH 7.4):
#H bond acceptors:	0	#H bond donors:	0
#Freely Rotating Bonds:	0	Polar Surface Area:	0 Å²
Index of Refraction:		Molar Refractivity:	cm³
Molar Volume:	cm³	Polarizability:	10^-24cm³
Surface Tension:	dyne/cm	Density:	g/cm³
Flash Point:	°C	Enthalpy of Vaporization:	16.15 kJ/mol
Boiling Point:	-84.899 °C at 760 mmHg	Vapour Pressure:	33917.87890625 mmHg at 25°C

Predicted data is generated using the US Environmental Protection Agency’s EPISuite™, for more information see their website.

                    
 Log Octanol-Water Partition Coef (SRC):
    Log Kow (KOWWIN v1.67 estimate) =  0.54

 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42):
    Boiling Pt (deg C):  456.19  (Adapted Stein & Brown method)
    Melting Pt (deg C):  157.80  (Mean or Weighted MP)
    VP(mm Hg,25 deg C):  4.16E-008  (Modified Grain method)
    Subcooled liquid VP: 9.52E-007 mm Hg (25 deg C, Mod-Grain method)

 Water Solubility Estimate from Log Kow (WSKOW v1.41):
    Water Solubility at 25 deg C (mg/L):  4.285e+004
       log Kow used: 0.54 (estimated)
       no-melting pt equation used

 Water Sol Estimate from Fragments:
    Wat Sol (v1.01 est) =  33408 mg/L

 ECOSAR Class Program (ECOSAR v0.99h):
    Class(es) found:
       Neutral Organics

 Henrys Law Constant (25 deg C) [HENRYWIN v3.10]:
   Bond Method :   Incomplete
   Group Method:   Incomplete
 Henrys LC [VP/WSol estimate using EPI values]:  4.657E-014 atm-m3/mole

 Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]:
  Can Not Estimate (can not calculate HenryLC)

 Probability of Rapid Biodegradation (BIOWIN v4.10):
   Biowin1 (Linear Model)         :   0.7302
   Biowin2 (Non-Linear Model)     :   0.9235
 Expert Survey Biodegradation Results:
   Biowin3 (Ultimate Survey Model):   3.1186  (weeks       )
   Biowin4 (Primary Survey Model) :   3.7951  (days        )
 MITI Biodegradation Probability:
   Biowin5 (MITI Linear Model)    :   0.6037
   Biowin6 (MITI Non-Linear Model):   0.8135
 Anaerobic Biodegradation Probability:
   Biowin7 (Anaerobic Linear Model):  0.8361
 Ready Biodegradability Prediction:   YES

Hydrocarbon Biodegradation (BioHCwin v1.01):
    Structure incompatible with current estimation method!

 Sorption to aerosols (25 Dec C)[AEROWIN v1.00]:
  Vapor pressure (liquid/subcooled):  0.000127 Pa (9.52E-007 mm Hg)
  Log Koa (): not available
   Kp (particle/gas partition coef. (m3/ug)):
       Mackay model           :  0.0236 
       Octanol/air (Koa) model:  not available
   Fraction sorbed to airborne particulates (phi):
       Junge-Pankow model     :  0.461 
       Mackay model           :  0.654 
       Octanol/air (Koa) model:  not available

 Atmospheric Oxidation (25 deg C) [AopWin v1.92]:
   Hydroxyl Radicals Reaction:
      OVERALL OH Rate Constant =   0.0000 E-12 cm3/molecule-sec
      Half-Life =   -------
   Ozone Reaction:
      No Ozone Reaction Estimation
   Fraction sorbed to airborne particulates (phi): 0.557 (Junge,Mackay)
    Note: the sorbed fraction may be resistant to atmospheric oxidation

 Soil Adsorption Coefficient (PCKOCWIN v1.66):
      Koc    :  14.3
      Log Koc:  1.155 

 Aqueous Base/Acid-Catalyzed Hydrolysis (25 deg C) [HYDROWIN v1.67]:
    Rate constants can NOT be estimated for this structure!

 Bioaccumulation Estimates from Log Kow (BCFWIN v2.17):
   Log BCF from regression-based method = 0.500 (BCF = 3.162)
       log Kow used: 0.54 (estimated)

 Volatilization from Water:
    Henry LC:  4.66E-014 atm-m3/mole  (calculated from VP/WS)
    Half-Life from Model River: 7.591E+009  hours   (3.163E+008 days)
    Half-Life from Model Lake : 8.281E+010  hours   (3.45E+009 days)

 Removal In Wastewater Treatment:
    Total removal:               1.86  percent
    Total biodegradation:        0.09  percent
    Total sludge adsorption:     1.77  percent
    Total to Air:                0.00  percent
      (using 10000 hr Bio P,A,S)

 Level III Fugacity Model:
           Mass Amount    Half-Life    Emissions
            (percent)        (hr)       (kg/hr)
   Air       2.21e-006       1e+005       1000       
   Water     37.3            360          1000       
   Soil      62.7            720          1000       
   Sediment  0.0704          3.24e+003    0          
     Persistence Time: 591 hr

Click to predict properties on the Chemicalize site

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Hydrogen chloride

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