ChemicalBook >?? ???? >L(-)-?????
L(-)-?????
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L(-)-????? ??
- ???
- 272 °C(lit.)
- ??
- -27.5 º (c=5, H2O 24 ºC)
- ?? ?
- 239.22°C (rough estimate)
- ??
- 1.1426 (rough estimate)
- ???
- -27 ° (C=4, H2O)
- ?? ??
- 2-8°C
- ???
- ?? ??
- ??? ??
- ?? ??? ??
- ?? ?? (pKa)
- 2.28(at 25℃)
- ??
- ???
- optical activity
- [α]25/D 26.4°, c = 1 in H2O
- ???
- ??
- Merck
- 14,7458
- BRN
- 81093
- InChIKey
- HXEACLLIILLPRG-YFKPBYRVSA-N
- CAS ??????
- 3105-95-1(CAS DataBase Reference)
??
- ?? ? ?? ??
- ?? ? ???? ?? (GHS)
| ??? ?? | Xi | ||
|---|---|---|---|
| ?? ???? ?? | 36/37/38 | ||
| ????? | 26-36-24/25 | ||
| WGK ?? | 3 | ||
| TSCA | No | ||
| HS ?? | 29339900 |
L(-)-????? C??? ??, ??, ??
??? ??
white to light yellow crystal powde??
Pipecolic acid is involved in synaptic transmission in the central nervous system. The l-form occurs in plants.??
ChEBI: A pipecolate that is the conjugate acid of L--pipecolic acid.?? ??
Occurs in seeds, malt, edible mushrooms, fruits, etc.Purification Methods
It crystallises from water. The (±)-picrate has m 158-159o (from EtOH or C6H6). [Beilstein 22 H 7, 22 III/IV 97, 22/1 V 220.] The R(+)-enantiomer [1723-00-8] has m 277o(dec) and [] D 20 +27o (c 4, H2O), and the S(-)-enantiomer [3105-95-1] has m 277o(dec) and [] D 20 -26o (c 4, H2O).[cf p 603, Beilstein 22 III/IV 96, 22/1 V 220.]L(-)-????? ?? ?? ? ???
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L(-)-????? ?? ??
???( 474)?? ??
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L(-)-????? ?? ??:
???? ?? ?????, ??? ???? ????? 2,2,6,6-???-4-????? ????? ?????? 2,6-???????? ??? ?
Triacetonediamine
Ascoric Acid
Diphenoxylate
D-1-CBZ-PIPECOLINIC ACID,N-FMOC-(R)-PIPECOLINIC ACID,FMOC-D-HOMOPROLINE,N-ALPHA-(9-FLUORENYLMETHOXYCARBONYL)-D-HOMOPROLINE
PIPECOLINIC ACID,DL-HOMOPROLINE,DL-Pipecolinic acid,2-PIPERIDINECARBOXYLIC ACID , DL-PIPECOLINIC ACID,Pipecolinic acid/Piperidine-2-carboxylic acid
N-ALPHA-T-BUTOXYCARBONYL-DL-HOMOPROLINE,BOC-DL-HOMOPROLINE
(R)-(+)-N-Boc-2-piperidinecarboxylic acid
DL-HOMOPROLINE ETHYL ESTER,(±)-Ethyl piperidine-2-carboxylate, DL-Homoproline ethyl ester,PIPECOLINIC ACID ETHYL ESTER
(S)-1-Boc-piperidine-2-carboxylic acid