Toluene diisocyanate manufacturer Knowledge L-Cystathionine L-Cystathionine

L-Cystathionine L-Cystathionine

L-cystathionine structural formula

Structural formula

Business number 0182
Molecular formula C7H14N2O4S
Molecular weight 222.26
label

(R)-S-(2-amino-2-carboxyethyl)-L-cysteine,

(R)-S-(2-Amino-2-carboxyethyl)-L-homocysteine

Numbering system

CAS number:56-88-2

MDL number:MFCD00036685

EINECS number:200-295-8

RTECS number:None

BRN number:2505200

PubChem number:24892965

Physical property data

1. Character: Crystal.


2. Density (g/mL,25/4℃) : Undetermined


3. Relative vapor density (g/mL,AIR=1): Undetermined


4. Melting point (ºC): 240 250℃(262~263℃).


5. Boiling point (ºC,Normal pressure): Undetermined


6. Boiling point (ºC,5.2kPa): Undetermined


7. Refractive index: not OK


8. Flashpoint (ºC): Undetermined


9. Specific optical rotation ( º): Undetermined


10. Spontaneous ignition point or ignition Combustion temperature (ºC): not OK


11. Vapor Pressure (kPa,25ºC): Undetermined


Number of hydrogen bond acceptors: 6


4. Number of rotatable chemical bonds: 7


5. Number of tautomers:


6. Topological molecular polar surface area (TPSA):127


7. Number of heavy atoms: 14


8. Surface charge: 0


9. Complexity: 212


10. Number of isotope atoms: 0


11. Determine the number of atomic stereocenters: 2


12. The number of uncertain atomic stereocenters: 0


13. Determine the number of stereocenters of chemical bonds: 0


14. Uncertain number of chemical bond stereocenters: 0


15. Number of covalent bond units: 1

Properties and stability

None yet

Storage method

This product should be kept sealed.

Synthesis method

Generated by the interaction of o-succinyl homoserine and cysteine. Cystathionine is cystathionine betaLyase removes pyruvate andNH3generates homocysteine.

Purpose

For biochemical research.

IN: 0cm 0cm 0pt 36pt; TEXT-INDENT: -18pt; TEXT-ALIGN: left; mso-list: l0 level1 lfo1; tab-stops: list 36.0pt; mso-margin-top-alt: auto; mso-margin- bottom-alt: auto” align=left>11. Determine the number of atomic stereocenters: 2


12. The number of uncertain atomic stereocenters: 0


13. Determine the number of stereocenters of chemical bonds: 0


14. Uncertain number of chemical bond stereocenters: 0


15. Number of covalent bond units: 1

Properties and stability

None yet

Storage method

This product should be kept sealed.

Synthesis method

Generated by the interaction of o-succinyl homoserine and cysteine. Cystathionine is cystathionine betaLyase removes pyruvate andNH3generates homocysteine.

Purpose

For biochemical research.

o-fareast-language: ZH-CN; mso-bidi-language: AR-SA”>For biochemical research.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/22097

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