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Thiaproline zwitterion

HCID 5081328
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Basic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
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Basic information

CAS
444-27-9
Standard SMILES
O=C([O-])C1CSC[NH2+]1
InChIKey
DZLNHFMRPBPULJ-UHFFFAOYSA-N
Molecular formula
C4H7NO2S
Average molar mass
133.17 g/mol
Monoisotopic mass
133.01974964

Overview

Thioproline zwitterion is an alpha-amino acid zwitterion obtained by transfer of a proton from the carboxy to the amino group of thioproline; major species at pH 7.3. It has a role as an antioxidant and an antidote. It is a tautomer of a thioproline.

Names & identifiers

Preferred name
Thiaproline zwitterion
IUPAC
1,3-thiazolidin-3-ium-4-carboxylate
English name
Thiazolidine-4-carboxylic acid
Molecular formula
C4H7NO2S
Molecular weight
133.17

Names & synonyms

thiaproline zwitterionthioproline zwitterionthiazolidinium-4-carboxylateCHEBI:133584TIMONACICTHIOPROLINETimonacic Acidt-4caDL-ThcDetoxepanorgamemnsc25855
Show more names
Hepaldineusafa-3701

Database identifiers

CAS
444-27-9
PubChem CID
5081328
DTXSID
DTXSID9023675
ChEBI
CHEBI:133584

Properties

Computed structural properties

XLogP
-1.7
Topological polar surface area
82 Ų
Hydrogen bond donors
1
Hydrogen bond acceptors
3
Rotatable bonds
0
Heavy atoms
8
Formal charge
0
Complexity
101

Physicochemical properties

Melting point
196.5 °C · 196.5°C
Boiling point
350.3 · 350.3±37.0 °C(Predicted)
Density
1.226 · 1.226 (estimate)
refractive index
1.548 · 1.5480 (estimate)
storage temp.
Room Temperature
solubility
DMSO (Slightly), Water (Slightly)
form
solid
pka
2.09 · 2.09±0.20(Predicted)
color
White to off-white
Water Solubility
29.3 g/L · 29.3g/L(21 ºC)
Cosmetics Ingredients Functions
SKIN CONDITIONING
InChI
InChI=1S/C4H7NO2S/c6-4(7)3-1-8-2-5-3/h3,5H,1-2H2,(H,6,7)
InChIKey
DZLNHFMRPBPULJ-UHFFFAOYSA-N
SMILES
S1CC(C(O)=O)NC1
CAS DataBase Reference
444 · 444-27-9(CAS DataBase Reference)

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

Safety data

tsca
TSCA listed
ridadr
2811
Signal word
Danger
Symbol(GHS)
GHS06
hazard_class
6.1(b)
packing_group
III
Hazard statements
H301-H312+H332-H315-H319-H335
Precautionary statements
P261-P264-P270-P271-P280-P301+P310+P330-P302+P352+P312-P304+P340+P312-P305+P351+P338-P332+P313-P337+P313-P403+P233-P405-P501

Chemistry & industry

Applications · 2 items

Useshepatoprotectant

UsesTimonacic is a derivative of Proline (P756050), a cyclic nonessential amino acid. Timonacic is a research molecule of interest with potential antineoplastic activities by acting on the cell membrane of tumour cells and causing reverse transformation to normal cells.

Upstream & downstream products

Upstream raw materials

Sodium hydroxideFormaldehydeL-Cysteine

Additional notes

DefinitionChEBI: A sulfur-containing amino acid that is proline in which the methylene group at position 4 is replaced by a sulfur atom.

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Compound notes

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On this pageBasic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
EWG's Food Scores
1 · 1
FDA UNII
5913 T3IBL · E5913T3IBL
NCI Drug Dictionary
timonacic
EPA Substance Registry System
4 · 4-Thiazolidinecarboxylic acid (444-27-9)
Symbol(GHS)
6 · GHS06
Signal word
Danger
Hazard statements
301 · H301-H312+H332-H315-H319-H335
Precautionary statements
261 · P261-P264-P270-P271-P280-P301+P310+P330-P302+P352+P312-P304+P340+P312-P305+P351+P338-P332+P313-P337+P313-P403+P233-P405-P501
RIDADR
2811 · 2811
TSCA
TSCA listed
HazardClass
6.1 · 6.1(b)
PackingGroup
III