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Nitrilotriacetic acid

Nitrilotriacetic acid structure

CAS No:
139-13-9
Formula:
C6H9NO6
Chemical Name:
Nitrilotriacetic acid
Synonyms:
Glycine,N,N-bis(carboxymethyl)-;Acetic acid,nitrilotri-;N,N-Bis(carboxymethyl)glycine;Chel 300;Complexon I;Nitrilotriacetic acid;NTA;Triglycollamic acid;Nitrilo-2,2′,2′′-triacetic acid;Titriplex I;α,α′,α′′-Trimethylaminetricarboxylic acid;Triglycine;Hampshire NTA acid;Versene NTA acid;Chelest NT;Nitrilotris(methylenecarboxylic acid);Dissolvine A;NSC 2121;Tris(hydroxycarbonylmethyl)amine;Nitrilo-N,N,N-triacetic acid;412: PN: WO2007070372 PAGE: 72 claimed protein;Trilon AS;Tris(carboxymethyl)amine;Dissolvine AZ;N 0098;(Bis-carboxymethyl-amino)-acetic acid;Glycine-N,N-diacetic acid;2-[Bis(carboxymethyl)amino]acetic acid;26627-44-1;26627-45-2;80751-51-5;1082646-60-3;1428376-78-6
Categories:
Chemical Reagents > Organic Reagents

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Description

WHITE CRYSTALLINE POWDER.

Nitrilotriacetic acid Basic Attributes

Molecular Weight：

191.139

Exact Mass：

191.14

EC Number：

256-488-2

HScode：

2921199090

Characteristics

PSA：

115.14000

XLogP3：

-1.76

Appearance：

Nitrilotriacetic acid is an odorless white solid. Sinks in and mixes with water. (USCG, 1999)

Density：

>1 g/cm³ @ Temp: 20 °C

Melting Point：

242 °C (decomp)

Boiling Point：

498.2±40.0 °C at 760 mmHg

Flash Point：

255.1±27.3 °C

Refractive Index：

1.558

Water Solubility：

Solubility in water, g/100ml at 22°C: 0.128 (poor)

Storage Conditions：

PRECAUTIONS FOR "CARCINOGENS": Storage site should be as close as practical to lab in which carcinogens are to be used, so that only small quantities required for ... expt need to be carried. Carcinogens should be kept in only one section of cupboard, an explosion-proof refrigerator or freezer (depending on chemicophysical properties ...) that bears appropriate label. An inventory ... should be kept, showing quantity of carcinogen & date it was acquired ... Facilities for dispensing ... should b

Vapor Pressure：

7X10-9 mm Hg at 25 deg C (est)

PH：

pH of saturated aqueous solution = 2.3

Safety Information

Packing level：

Hazard category：

Transport codes：

2811

wgk germany：

hazard class code：

R22;R36/37/38;R40

safety instructions：

S26-S36/37-S45-S36/37/39

RTECS Number：

AJ0175000

Marks：

Xn:Harmful;

Storage features：

Separated from strong oxidants and strong bases. Well closed.

Precautionary statement(s)：

P305 + P351 + P338

Hazard Statements：

H319-H351

Computed Properties

Molecular Weight:191.14
XLogP3:-3.2
Hydrogen Bond Donor Count:3
Hydrogen Bond Acceptor Count:7
Rotatable Bond Count:6
Exact Mass:191.04298701
Monoisotopic Mass:191.04298701
Topological Polar Surface Area:115
Heavy Atom Count:13
Complexity:187
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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