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Name	Ammonium citrate tribasic	EINECS	222-394-5
CAS No.	3458-72-8	Density	1.22 g/mL at 20 °C
PSA	141.85000	LogP	-0.27680
Solubility	1 M at 20 °C in water	Melting Point	185 °C (dec.)(lit.)
Formula	C₆H₁₇N₃O₇	Boiling Point	309.6 °C at 760 mmHg
Molecular Weight	243.217	Flash Point	155.2 °C
Transport Information	N/A	Appearance	white crystalline powder
Safety	26-36	Risk Codes	36/37-36/37/38
Molecular Structure		Hazard Symbols	Xi
Synonyms	1,2,3-Propanetricarboxylicacid, 2-hydroxy-, triammonium salt (9CI);Ammonium citrate ((NH4)3O7C6H5)(6CI,7CI);Citric acid, triammonium salt (8CI);	Article Data	3

Ammonium citrate tribasic Synthetic route

: 77-92-9
citric acid

: 3458-72-8
ammonium citrate tribasic

Conditions

Conditions	Yield
With ethanol; ammonia

: 3458-72-8
ammonium citrate tribasic

: 7440-44-0
pyrographite

Conditions

Conditions	Yield
at 600℃; for 2h; Pyrolysis; Inert atmosphere;

: 3458-72-8
ammonium citrate tribasic

: silver nitrate

: 126-45-4
silver(I) citrate

Conditions

Conditions	Yield
In water at 20℃;

: tetrabutoxytitanium

: 7664-41-7
ammonia

: 7732-18-5
water

: 3458-72-8
ammonium citrate tribasic

: 77-92-9
citric acid

: copper dichloride

: 2C18H18O21Ti(2-)*2H(1+)*2H3N*6H2O*CuH12O6(2+)

Conditions

Conditions	Yield
Stage #1: tetrabutoxytitanium; water; ammonium citrate tribasic; citric acid for 4h; Stage #2: ammonia; copper dichloride With polyvinyl pyrrolidone pH=2.5;

...Expand

: tetrabutoxytitanium

: 7664-41-7
ammonia

: 7732-18-5
water

: 3458-72-8
ammonium citrate tribasic

: 12125-02-9
ammonium chloride

: 77-92-9
citric acid

: C18H18O21Ti(2-)*2H(1+)*2H3N*3H2O

Conditions

Conditions	Yield
Stage #1: tetrabutoxytitanium; water; ammonium citrate tribasic; citric acid for 4h; Stage #2: ammonia; ammonium chloride With polyvinyl pyrrolidone pH=2.5;

...Expand

: tetrabutoxytitanium

: 7664-41-7
ammonia

: 7732-18-5
water

: 3458-72-8
ammonium citrate tribasic

: 77-92-9
citric acid

: manganese(ll) chloride

: 2C18H18O21Ti(2-)*2H(1+)*2H3N*6H2O*H12MnO6(2+)

Conditions

Conditions	Yield
Stage #1: tetrabutoxytitanium; water; ammonium citrate tribasic; citric acid for 4h; Stage #2: ammonia; manganese(ll) chloride With polyvinyl pyrrolidone pH=2.5;

...Expand

Ammonium citrate tribasic Chemical Properties

The Molecular Structure of 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, ammonium salt (1:3) (CAS NO.3458-72-8):

Empirical Formula: C₆H₁₇N₃O₇
Molecular Weight: 243.2151
IUPAC: azane; 2-hydroxypropane-1,2,3-tricarboxylic acid
Appearance: white crystalline powder,clear, colorless
Nominal Mass: 243 Da
Average Mass: 243.2151 Da
Monoisotopic Mass: 243.10665 Da
Flash Point: 155.2 °C
Enthalpy of Vaporization: 63.82 kJ/mol
Vapor density: 1.8 (vs air)
Solubility: Soluble in water and acid, insoluble in ethanol, ether and acetone
Stability: Stable. Incompatible with strong oxidizing agents
Boiling Point: 309.6 °C at 760 mmHg
Vapour Pressure: 5.73E-05 mmHg at 25°C
InChI
InChI=1/C6H8O7.3H3N/c7-3(8)1-6(13,5(11)12)2-4(9)10;;;/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12);3*1H3
Smiles
C(CC(=O)[O-])(CC(=O)[O-])(C(=O)[O-])O.[NH4+].[NH4+].[NH4+]

Ammonium citrate tribasic Uses

It can be used for determining effective phosphate of phosphate and fertilizer.

Ammonium citrate tribasic Safety Profile

Hazard Codes: Irritant Xi
Risk Statements: 36/37-36/37/38
R36/37: Irritating to eyes and respiratory system
R36/37/38: Irritating to eyes, respiratory system and skin
Safety Statements: 26-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36: Wear suitable protective clothing
WGK Germany: 3
RTECS: GE7545000
F 8: Photosensitive

Ammonium citrate tribasic Specification

1,2,3-Propanetricarboxylic acid, 2-hydroxy-, ammonium salt (1:3) (CAS NO.3458-72-8) is also called as EINECS 222-394-5 ; 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, triammonium salt ; Triammonium citrate .

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