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Home > Encyclopedia > 2-Amino-2-methyl-1-propanol

2-Amino-2-methyl-1-propanol

pharmaceutical raw materials
2-Amino-2-methyl-1-propanol structure

2-Amino-2-methyl-1-propanol 

structure
  • CAS No:

    124-68-5

  • Formula:

    C4H11NO

  • Chemical Name:

    2-Amino-2-methyl-1-propanol

  • Synonyms:

    1-Propanol,2-amino-2-methyl-;2-Amino-2-methyl-1-propanol;β-Aminoisobutanol;2-Amino-2-methylpropanol;Isobutanol-2-amine;2-Methyl-2-aminopropanol;2-Aminoisobutanol;1,1-Dimethyl-2-hydroxyethylamine;2-Methyl-2-amino-1-propanol;2-Amino-2,2-dimethylethanol;Hydroxy-tert-butylamine;2-Hydroxymethyl-2-propylamine;2-Amino-1-hydroxy-2-methylpropane;AMP Regular;AMP 95;2,2-Dimethylethanolamine;2-Hydroxy-1,1-dimethylethylamine;AMP;AMP (thinner);KV 5088;Corrguard 75;AMP 75;NSC 441;AMP 90 (amine);AMP 90;Pamabron;AMP 100;1-Hydroxy-2-methylpropan-2-amine;AMP-ULTRA PC 2000;AMP-Ultra PC 1000;AMP buffer;Dolapix A 88;CE 64;AMP-Ultra PC;189832-99-3;471883-87-1

  • Categories:

    Cosmetic Ingredient  >  Buffering

Description

A clear light colored liquid.


2-amino-2-methyl-1-propanol appears as a clear light colored liquid. Insoluble in water and about the same density as water. Flash point 172°F. Used to make other chemicals.|Liquid|CRYSTALS OR COLOURLESS LIQUID.|A clear light colored liquid.


2-amino-2-methyl-1-propanol appears as a clear light colored liquid. Insoluble in water and about the same density as water. Flash point 172°F. Used to make other chemicals.

2-Amino-2-methyl-1-propanol Basic Attributes

89.13620

89.14

204-709-8

LU49E6626Q

0285

441

1993

DTXSID8027032

CRYSTALLINE MASS

2922199090

Characteristics

46.25000

-0.8

2-amino-2-methyl-1-propanol appears as a clear light colored liquid. Insoluble in water and about the same density as water. Flash point 172°F. Used to make other chemicals.

0.934 g/cm3 @ Temp: 20 °C

31 °C

165 °C @ Press: 760 Torr

67ºC

1.4455

Solubility in water: miscible

Store at RT.

<1 mm Hg ( 25 °C)

3 (vs air)

PH OF 0.1 AQ SOLN 11.3

2.80e-11 cm3/molecule*sec

VISCOUS LIQUID /COMMERCIAL/

Insoluble in water.

Alcohols and Polyols

2-AMINO-2-METHYL-1-PROPANOL is an organic compound with both amine and alcohol substituents. Amines are chemical bases. They neutralize acids to form salts plus water. These acid-base reactions are exothermic. The amount of heat that is evolved per mole of amine in a neutralization is largely independent of the strength of the amine as a base. Amines may be incompatible with isocyanates, halogenated organics, peroxides, phenols (acidic), epoxides, anhydrides, and acid halides. Flammable gaseous hydrogen is generated by amines in combination with strong reducing agents, such as hydrides.

Safety Information

III

UN 2735

1

R36/38; R52/53

S61

UA5950000

Xi

Separated from strong oxidants and strong acids.

Stable. Combustible. Incompatible with strong oxidizing agents. May present an explosion hazard if heated.

P273-P280-P305 + P351 + P338 + P310

H315-H318-H412

Special Hazards of Combustion Products: Emits toxic fumes during fire conditions. (USCG, 1999)|Combustible. Gives off irritating or toxic fumes (or gases) in a fire. Above 67 °C explosive vapour/air mixtures may be formed.|Flammable - 2nd degree

|Warning|H315: Causes skin irritation [Warning Skin corrosion/irritation]|P264, P273, P280, P302+P352, P305+P351+P338, P321, P332+P313, P337+P313, P362, and P501|H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]|Aggregated GHS information provided by 4235 companies from 16 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.|Danger|P264, P280, P302+P352, P305+P351+P338, P310, P321, P332+P313, and P362

Excerpt from ERG Guide 128 [Flammable Liquids (Water-Immiscible)]: CAUTION: All these products have a very low flash point: Use of water spray when fighting fire may be inefficient. CAUTION: For mixtures containing alcohol or polar solvent, alcohol-resistant foam may be more effective. SMALL FIRE: Dry chemical, CO2, water spray or regular foam. LARGE FIRE: Water spray, fog or regular foam. Do not use straight streams. Move containers from fire area if you can do it without risk. FIRE INVOLVING TANKS OR CAR/TRAILER LOADS: Fight fire from maximum distance or use unmanned hose holders or monitor nozzles. Cool containers with flooding quantities of water until well after fire is out. Withdraw immediately in case of rising sound from venting safety devices or discoloration of tank. ALWAYS stay away from tanks engulfed in fire. For massive fire, use unmanned hose holders or monitor nozzles; if this is impossible, withdraw from area and let fire burn. (ERG, 2016)|Use water spray, powder, alcohol-resistant foam, carbon dioxide.

Excerpt from ERG Guide 128 [Flammable Liquids (Water-Immiscible)]: As an immediate precautionary measure, isolate spill or leak area for at least 50 meters (150 feet) in all directions. LARGE SPILL: Consider initial downwind evacuation for at least 300 meters (1000 feet). 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)

Excerpt from ERG Guide 128 [Flammable Liquids (Water-Immiscible)]: ELIMINATE all ignition sources (no smoking, flares, sparks or flames in immediate area). All equipment used when handling the product must be grounded. Do not touch or walk through spilled material. Stop leak if you can do it without risk. Prevent entry into waterways, sewers, basements or confined areas. A vapor-suppressing foam may be used to reduce vapors. Absorb or cover with dry earth, sand or other non-combustible material and transfer to containers. Use clean, non-sparking tools to collect absorbed material. LARGE SPILL: Dike far ahead of liquid spill for later disposal. Water spray may reduce vapor, but may not prevent ignition in closed spaces. (ERG, 2016)

Self-contained breathing apparatus, rubber boots and heavy rubber gloves. (USCG, 1999)

PROLONGED SKIN EXPOSURE MAY CAUSE IRRITATION DUE TO THE ALKALINITY OF THE FREE MATERIAL...

Personal protection: filter respirator for organic gases and particulates adapted to the airborne concentration of the substance. Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting. Carefully collect remainder. Then store and dispose of according to local regulations.

Separated from strong oxidants and strong acids.

No indication can be given about the rate at which a harmful concentration of this substance in the air is reached on evaporation at 20 °C.

The substance is corrosive to the eyes. The substance is severely irritating to the skin. The aerosol is irritating to the respiratory tract.

Ingestion may cause effects on the liver.

NO open flames. Above 67 °C use a closed system and ventilation.

STRICT HYGIENE! PREVENT GENERATION OF MISTS! PREVENT DISPERSION OF DUST!

Use local exhaust or breathing protection.

Protective gloves.

Wear safety goggles or eye protection in combination with breathing protection if powder.

| 2 - Materials that, under emergency conditions, can cause temporary incapacitation or residual injury.| 2 - Materials that must be moderately heated or exposed to relatively high ambient temperatures before ignition can occur. Materials would not under normal conditions form hazardous atmospheres with air, but under high ambient temperatures or under moderate heating could release vapor in sufficient quantities to produce hazardous atmospheres with air.| 0 - Materials that in themselves are normally stable, even under fire conditions.

Drug Information

3. 3= MODERATELY TOXIC: PROBABLE ORAL LETHAL DOSE (HUMAN) 0.5-5 G/KG, BETWEEN 1 OZ & 1 PINT (OR 1 LB) FOR 70 KG PERSON (150 LB).

METABOLISM AND DISTRIBUTION OF (3)H-LABELED 2-AMINO-2-METHYLPROPANOL WAS STUDIED IN RATS RECEIVING NORMAL OR CHOLINE-DEFICIENT DIETS. TRITIUM APPEARED IN THE SERUM OF BOTH GROUPS 30 MIN AFTER THE IP INJECTION BUT THE LEVEL WAS GENERALLY LOWER IN THE CHOLINE-DEFICIENT GROUP. RATS ON THE NORMAL DIET EXCRETED MORE OF THE AMINO ACID IN THE URINE THAN DID THE CHOLINE-DEFICIENT RATS IN BOTH GROUPS ONLY THE UNCHANGED AMINO ACID WAS EXCRETED. LIVERS FROM THE CHOLINE-DEFICIENT GROUP HAD A GREATER UPTAKE AND RETENTION OF THE LABEL THAN THOSE FROM NORMAL RATS. MOST OF THE LABEL WAS FOUND IN THE CYTOSOL OF BOTH LIVER AND KIDNEY.

Causes severe irritation. Inhalation may be fatal as a result of spasm, inflammation, and edema of laryns and bronchi, chemical pneumonitis, and pulmonary edema. Symptoms of exposure may include burning sensation, coughing, wheezing, laryngitis, shortness of breath, headache, nausea and vomiting. (USCG, 1999)

INHALATION: Call for medical aid. Remove victim to fresh air. If breathing has stopped, give artificial respiration. If breathing is difficult, give oxygen. EYES - OR - SKIN: Flush with copious amounts of water for at least 15 minutes while removing contaminated clothing and shoes. Assure adequate flushing of the eyes by separating the eyelids with the fingers. (USCG, 1999)


Fresh air, rest. Refer for medical attention.


Remove contaminated clothes. Rinse skin with plenty of water or shower.


First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention.

PROLONGED SKIN EXPOSURE MAY CAUSE IRRITATION DUE TO THE ALKALINITY OF THE FREE MATERIAL...|...IN MOST COMMERCIAL FORMULAS /OF 2-AMINO-2-METHYL-1-PROPANOL/...ALKALINITY IS NEUTRALIZED.

2-amino-2-methyl-1-propanol

The substance can be absorbed into the body by inhalation and by ingestion.

Cough. Sore throat.


Redness. Pain.


Redness. Pain. Severe deep burns.

2-Amino-2-methyl-1-propanol Use and Manufacturing

Methods of Manufacturing

(50 mmol) of palladium acetate and 88 g (250 mmol) of trimethyl phosphite were successively added to a 1000 mL autoclave, and the synthesis gas was fed to a high-pressure autoclave The reactor was pressurized to 3 MPa and the synthesis gas was a mixed gas of H2 and CO in a molar ratio of 1: 1. The stirring was started and the temperature was raised to 140 ° C. When the temperature rose to 140 ° C, the synthesis gas was used to replenish the pressure to 8 MPa and the reaction was started. During the reaction, the synthesis gas pressure was intermittently added so that the reaction pressure was maintained at 7 to 8 MPa. The yield of 2-amino-2-methyl-1-propanol was 93percent after tracing to isopropylamine no longer reacted by gas chromatography.109 g of sodium hypochlorite and 106 g of sodium hydroxide were weighed and dissolved in 600 g of water. The above solution was dissolved in a temperature of about 0 ° C, The crude product of 2, 2-dimethyl-3-hydroxypropionamide was added dropwise with stirring, and the temperature was raised to 70 ° C for 20 min. After the reaction is overThe water was distilled off, and the mixture was purified by filtration to obtain 103 g of 2-amino-2-methyl-1-propanol and 99.2 wtpercent purity.The target product yield was about 86.3percent.The total yield of 2-amino-2-methyl-1-propanol was about 57.4percent.

Uses

Used for the preparation of buffer solutions, suitable for the determination of alkaline phosphatase


Intermediates


Adhesives and sealants

Production

10,000,000 - 50,000,000 lb

All other basic organic chemical manufacturing|1-Propanol, 2-amino-2-methyl-: ACTIVE

Fire Hazards -> Flammable - 2nd degree|Cosmetics -> Buffering

Computed Properties

Molecular Weight:89.14
XLogP3:-0.8
Hydrogen Bond Donor Count:2
Hydrogen Bond Acceptor Count:2
Rotatable Bond Count:1
Exact Mass:89.084063974
Monoisotopic Mass:89.084063974
Topological Polar Surface Area:46.2
Heavy Atom Count:6
Complexity:42.8
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

Drug Function and Efficacy

pH adjusting agent, used to neutralize acidic components such as carbomer to form stable gels

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

  • Yake Technology (Anqing) Co., Ltd.

    China China
    Inactive
  • Nanjing Well Pharmaceutical Group Co., Ltd.

    China China
    Inactive
  • Zhejiang Cdmo Pharmaceutical Co., Ltd

    China China
    Inactive

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