Molecular Structure:

Molecular Formula: C₆H₉NO₆
Molecular Weight: 191.1388
IUPAC Name: 2-[Bis(carboxymethyl)amino]acetic acid
Synonyms of Aminotriacetic acid (CAS NO.139-13-9): 4-04-00-02441 (Beilstein Handbook Reference) ; AI3-52483 ; Acetic acid, nitrilotri- ; BRN 1710776 ; CCRIS 436 ; CHEL 300 ; Complexon I ; EINECS 205-355-7 ; Glycine, N,N-bis(carboxymethyl)- ; HSDB 2853 ; Hampshire NTA acid ; Komplexon I ; Kyselina nitrilotrioctova ; Kyselina nitrilotrioctova [Czech] ; N,N-Bis(carboxymethyl)glycine ; NCI-C02766 ; NSC 2121 ; NTA ; Nitrilo-2,2',2''-triacetic acid ; Nitrilotriacetic acid ; Nitrilotriessigsaeure ; Titriplex I ; Tri(carboxymethyl)amine ; Triglycine ; Triglycollamic acid ; Trilon A ; Versene NTA acid ; alpha,alpha',alpha''-Trimethylaminetricarboxylic acid
CAS NO: 139-13-9
Classification Code: Chelating agents ; Mutation data ; Tumor data
Melting point: 245 °C 
Index of Refraction: 1.557
Molar Refractivity: 38.26 cm³
Molar Volume: 118.7 cm³
Surface Tension: 86.4 dyne/cm
Density: 1.61 g/cm³
Flash Point: 255.1 °C
Enthalpy of Vaporization: 83.9 kJ/mol
Boiling Point: 498.2 °C at 760 mmHg
Vapour Pressure: 2.78E-11 mmHg at 25°C

 Aminotriacetic acid (CAS NO.139-13-9) can be produced by the reaction of chloroacetic acid and sodium hydroxide.And then amino Tri-sodium chloride reaction and acidification the product is finished.

NTP 10th Report on Carcinogens. IARC Cancer Review: Group 2B IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 48 (1990),p. 181.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Animal Sufficient Evidence IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 48 (1990),p. 181.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Human No Adequate Data IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 48 (1990),p. 181.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) . NCI Carcinogenesis Bioassay (feed); Clear Evidence: mouse, rat NCITR*    National Cancer Institute Carcinogenesis Technical Report Series. (Bethesda, MD 20014) No. NCI-CG-TR-6 ,1977. . Reported in EPA TSCA Inventory. Community Right-To-Know List.

Confirmed carcinogen with experimental carcinogenic and neoplastigenic data. Poison by intraperitoneal route. Moderately toxic by ingestion. When heated to decomposition it emits toxic fumes of NO_x.
Safety Information of Aminotriacetic acid (CAS NO.139-13-9):
Hazard Codes: Xn,T
Risk Statements: 40-36/37/38-45-20/21/22 
R40: Limited evidence of a carcinogenic effect. 
R36/37/38: Irritating to eyes, respiratory system and skin. 
R45: May cause cancer. 
R20/21/22: Harmful by inhalation, in contact with skin and if swallowed.
Safety Statements: 26-45-36/37/39-53 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S45: In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) 
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection. 
S53: Avoid exposure - obtain special instructions before use.
RIDADR: 2811
WGK Germany: 2
RTECS: AJ0175000
F: 21
HazardClass: 8
PackingGroup: II
HS Code: 29224995

Stability and Reactivity of Aminotriacetic acid (CAS NO.139-13-9).
Chemical Stability: Stable under normal temperatures and pressures. 
Conditions to Avoid: Incompatible materials. 
Incompatibilities with Other Materials Metals, strong oxidizing agents, strong bases. 
Hazardous Decomposition Products Nitrogen oxides, carbon monoxide, carbon dioxide. 
Hazardous Polymerization Will not occur. 
First Aid Measures of Aminotriacetic acid (CAS NO.139-13-9).
Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin: Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.  Ingestion: Get medical aid. Wash mouth out with water. 
Inhalation: Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid. 
Notes to Physician: Treat symptomatically and supportively. 
Handling and Storage of Aminotriacetic acid (CAS NO.139-13-9).
Handling: Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood. 
Storage: Store in a cool, dry place. Store in a tightly closed container.