4333-19-1

4333-19-1 - Names and Identifiers

Name	pth-alanine
Synonyms	PTH-ALANINE pth-alanine PTH-DL-ALANINE Einecs 224-373-6 PTH-DL-ALPHA-ALANINE PHENYLTHIOHYDANTOIN-ALANINE PHENYLTHIOHYDANTOIN-DL-ALANINE Hydantoin, 5-methyl-3-phenyl-2-thio- 5-Methyl-3-phenyl-2-thiohydantoin PTH-alanine 4-Imidazolidinone, 5-methyl-3-phenyl-2-thioxo-
CAS	4333-19-1
EINECS	224-373-6
InChI	InChI=1/C10H10N2OS/c1-7-9(13)12(10(14)11-7)8-5-3-2-4-6-8/h2-7H,1H3,(H,11,14)

4333-19-1 - Physico-chemical Properties

Molecular Formula	C12H15N3O3S
Molar Mass	206.26
Density	1.33g/cm³
Melting Point	187 °C
Boling Point	298.1°C at 760 mmHg
Flash Point	134.1°C
Vapor Presure	0.0013mmHg at 25°C
pKa	11.19±0.40(Predicted)
Storage Condition	−20°C
Refractive Index	1.674
MDL	MFCD06858229

4333-19-1 - Risk and Safety

Hazard Symbols	T - Toxic
Risk Codes	23/24/25 - Toxic by inhalation, in contact with skin and if swallowed.
Safety Description	S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
UN IDs	UN 2811 6.1/PG 3
WGK Germany	3
RTECS	MU2628000

4333-19-1 - Upstream Downstream Industry

Raw Materials

Phenyldithiocarbamic acid methyl ester
Phenyl isothiocyanate
Alanine, ethyl ester (9CI)
Carbon disulfide
Aniline
Iodomethane
DL-Alanine

4333-19-1 - Introduction

pth-alanine, also known as pth-alanine, is a chemical. The following is a description of its nature, use, formulation and safety information:

1. nature:
-Appearance: White or almost white crystalline powder.
-Solubility: Soluble in water.
-Chemical structure: Its chemical structure contains phenyl, thiohydantoin and alanine groups.

2. use:
-Synthetic drugs: pth-alanine can be used as an intermediate of drugs, for example, for the synthesis of certain anti-cancer drugs.
-Chemical research: It can also be used in the fields of organic synthesis and chemical research.

3. Preparation method:
-A preparation method is to use alanine and phenylthiohydantoin as reactants and carry out reaction synthesis under appropriate conditions.
-The specific preparation method can be further adjusted according to actual needs and specific conditions.

4. Safety Information:
-It is very important to follow correct laboratory practices and personal protective measures when using pth-alanine.
-As there may be differences in individual responses to substances, it is recommended to conduct quality and safety assessments before use.
-Specific safety information can be found in the substance's Safety Data Sheet (MSDS).

Please note that this is only a general introduction to pth-alanine. Please refer to relevant information or professional consultation for specific details or uses.

Last Update：2024-04-09 15:17:57