CAS No.4043-87-2,DL-Pipecolinic acid Suppliers,MSDS download

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Basic Information

Molecular Structure:
CAS No.:	4043-87-2
Name:	DL-Pipecolinic acid
Article Data:	79
Cas Database

Formula:	C₆H₁₁NO₂
Molecular Weight:	129.159
Synonyms:	DL-2-Piperidinecarboxylic acid;(±)-2-Piperidinecarboxylic acid;(±)-Pipecolic acid;(±)-Pipecolinic acid;2-Carboxypiperidine;Acide 2-pipéridinecarboxylique;Dihydrobaikiaine;α-Pipecolinic acid;
EINECS:	223-737-1
Density:	1.125 g/cm³
Melting Point:	282 °C (dec.)(lit.)
Boiling Point:	265.8 °C at 760 mmHg
Flash Point:	114.5 °C
Solubility:	N/A
Appearance:	white to light beige fine crystalline powder
Hazard Symbols:	Xi
Risk Codes:	36/37/38
Safety:	26-36
Transport Information:	N/A
PSA:	49.33000
LogP:	0.54190

Synthetic route

: 98-98-6
2-Picolinic acid

: 4043-87-2
pipecolic Acid

Conditions

Conditions	Yield
With (R)-1-[(S)-2-(dicyclohexylphosphino)ferrocenyl]ethyldiphenylphosphine; hydrogen; di(norbornadiene)rhodium(I) tetrafluoroborate In methanol at 60℃; under 75006 Torr; for 20h; Product distribution; Further Variations:; Reagents; Solvents; ratio;	100%
With hydrogen; platinum(IV) oxide In ethanol at 125℃; under 18751.5 Torr; for 1h; Irradiation; microwave irradiation;	99%
With hydrogen; platinum(IV) oxide In ethanol at 80℃; under 5171.62 Torr; for 0.166667h; microwave irradiation;	99%

: 636-80-6
2-picolinic acid hydrochloride

: 4043-87-2
pipecolic Acid

Conditions

Conditions	Yield
With hydrogen; platinum(IV) oxide In water at 60℃; under 3102.9 Torr; for 5h;	100%
With water; platinum Hydrogenation;

: 115819-92-6
1-hydroxypiperidine-2-carboxylic acid

: 4043-87-2
pipecolic Acid

Conditions

Conditions	Yield
With hydrogen; palladium on activated charcoal	89%

: 56099-73-1, 144630-15-9
(+/-)-(4-toluenesulfonyl)-piperidine-2-carboxylic acid

: 4043-87-2
pipecolic Acid

Conditions

Conditions	Yield
With naphthalene; sodium In tetrahydrofuran at -78℃; for 0.75h;	89%

: 60644-15-7
N-acetylpiperidine-2-carbonitrile

: 4043-87-2
pipecolic Acid

Conditions

Conditions	Yield
acid hydrolysis;	55%

: 657-27-2, 10098-89-2
L-Lysine hydrochloride

: 4043-87-2
pipecolic Acid

Conditions

Conditions	Yield
With hydrogen; 5%-palladium/activated carbon In water at 200℃; under 5171.62 Torr; for 8h; Product distribution / selectivity;	43%
With hydrogen; nickel In water at 200℃; under 5171.62 - 51716.2 Torr; for 8h; Product distribution / selectivity;	33%
With hydrogen; 5% active carbon-supported ruthenium In water at 200℃; under 5171.62 - 51716.2 Torr; for 8h; Product distribution / selectivity;	18%
With hydrogen; platinum on carbon In water at 200℃; under 5171.62 Torr; for 8h; Product distribution / selectivity;	0%

: 110-89-4
piperidine

: 64-18-6
formic acid

A: 498-94-2
isonipecotic acid

B: 56-40-6
glycine

C: 4043-87-2
pipecolic Acid

D: 498-95-3
nipecotic acid

Conditions

Conditions	Yield
In water at 10 - 20℃; for 1h; contact glow discharge electrolysis (500-600 V, 45 mA);	A 4.3% B 0.1% C 0.8% D 2.9%

...Expand

: 4515-18-8
1-nitroso-piperidine-2-carboxylic acid

: 4043-87-2
pipecolic Acid

Conditions

Conditions	Yield
With perchloric acid; ammonium sulfamate; sodium thiocyanide at 50℃; Rate constant; piperidinium perchlorate, 18h; transnitrosating studies;

: 79-46-9
2-nitropropane

: 14-(1-ammonio-1-carboxypentyl)-5,6,8,9-tetrahydro-7-(4-methoxy-3-sulphonatophenyl)dibenzoacridinium perchlorate

A: 92445-40-4
2-Methoxy-5-(5,6,8,9-tetrahydro-dibenzo[c,h]acridin-7-yl)-benzenesulfonic acid; compound with perchloric acid

B: 4043-87-2
pipecolic Acid

Conditions

Conditions	Yield
With sodium hydride 1.) water, 25 deg C, 10 min; 2.) water, 80 deg C, 3 h; further solv., var. temp. and time; Yield given. Multistep reaction;
With sodium hydride 1.) water, 25 deg C, 10 min; 2.) water, 80 deg C, 3 h; further solv., var. temp. and time; Yield given. Yields of byproduct given;

...Expand

: 13137-43-4
(+/-)-2,6-dibromohexanoic acid

A: 70-54-2, 923-27-3, 6899-06-5, 60103-30-2, 60132-27-6, 56-87-1
2,6-diaminocaproic acid

B: 4043-87-2
pipecolic Acid

Conditions

Conditions	Yield
With copper(I) chloride; ammonium hydroxide; ammonium carbonate at 125℃; for 24h; Title compound not separated from byproducts;	A 8 % Chromat. B 44 % Chromat.

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Chemistry

IUPAC Name: Piperidine-2-carboxylic acid
Empirical Formula: C₆H₁₁NO₂
Molecular Weight: 129.157
Canonical SMILES: C1CCNC(C1)C(=O)O
InChI: InChI=1S/C6H11NO2/c8-6(9)5-3-1-2-4-7-5/h5,7H,1-4H2,(H,8,9)
InChIKey: HXEACLLIILLPRG-UHFFFAOYSA-N
EINECS: 223-737-1
Product Categories: Amino ACIDS SERIES; Organic acids
storage temp.: Store at RT.
Index of Refraction: 1.478
Molar Refractivity: 32.51 cm³
Molar Volume: 114.7 cm³
Surface Tension: 40.3 dyne/cm
Density: 1.125 g/cm³
Flash Point: 114.5 °C
Enthalpy of Vaporization: 55.45 kJ/mol
Boiling Point: 265.8 °C at 760 mmHg
Vapour Pressure: 0.0026 mmHg at 25 °C
Melting Point: 282 °C (dec.)(lit.)
Classification Code of Pipecolic acid (CAS NO.4043-87-2): Mutation data

Toxicity Data With Reference

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
mouse	LD50	intraperitoneal	610mg/kg (610mg/kg)		Clinical and Experimental Pharmacology and Physiology. Vol. 21, Pg. 997, 1994.
mouse	LD50	intravenous	2200mg/kg (2200mg/kg)		Therapie. Vol. 23, Pg. 1343, 1968.

Safety Profile

Hazard Codes: Irritant Xi
Risk Statements: 36/37/38
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
Hazard Note: Irritant

Specification

Pipecolic acid (CAS NO.4043-87-2), its Synonyms are 535-75-1 ; 2-Piperidinecarboxylic acid ; Acide pipecolique ; Acide piperidine-carboxylique-2 ; Hexahydropicolinic acid ; Homoproline ; Pipecolate .