亚洲一区二区三区高清,亚洲国产精品一区,欧美成人午夜电影 http://www.mimgu.com The Leading Supplier of China Amine Catalysts Wed, 22 May 2024 10:10:27 +0000 zh-CN hourly 1 https://wordpress.org/?v=6.1.7 http://www.mimgu.com/wp-content/uploads/2023/12/1.jpg N-acetyl-DL-serine – Amine Catalysts http://www.mimgu.com 32 32 N-acetyl-DL-serine http://www.mimgu.com/archives/49091 Wed, 22 May 2024 10:10:27 +0000 http://www.mimgu.com/archives/49091 N-acetyl-DL-serine structural formula

Structural formula

Business number 02BV
Molecular formula C5H9NO4
Molecular weight 147.13
label

None

Numbering system

CAS number:97-14-3

MDL number:MFCD00037248

EINECS number:None

RTECS number:None

BRN number:None

PubChem number:24890681

Physical property data

1. Properties: white crystal.

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

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

4. Melting point (oC): 131-132

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

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

7. Refractive index: Undetermined

8. Flash point (oC): Undetermined

9. Specific rotation (o): Undetermined Determined

10. Autoignition point or ignition temperature (oC): Not determined

11. Vapor pressure (kPa, 25oC): Not determined

12. Saturated vapor pressure (kPa, 60oC): Undetermined

13. Heat of combustion (KJ/mol): Undetermined

14. Critical temperature (oC): Undetermined

15. Critical pressure (KPa): Undetermined

16. Log value of oil-water (octanol/water) partition coefficient: Undetermined

17. Explosion upper limit ( %, V/V): Undetermined

18. Lower explosion limit (%, V/V): Undetermined

19. Solubility: Soluble in water.

Toxicological data

None

Ecological data

This substance is slightly hazardous to water.

Molecular structure data

1. Molar refractive index: 31.89

2. Molar volume (cm3/mol): 109.5

3. Isotonic specific volume (90.2K ): 300.0

4. Surface tension (dyne/cm): 56.3

5. Polarizability (10-24cm3): 12.64

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): None

2. Number of hydrogen bond donors: 3

3. Number of hydrogen bond acceptors: 4

4. Number of rotatable chemical bonds: 3

5. Number of tautomers: 2

6. Topological molecule polar surface area 86.6

7. Number of heavy atoms: 10

8. Surface charge: 0

9. Complexity: 145

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12. Uncertain number of atomic stereocenters: 1

13. Determine the number of chemical bond stereocenters: 0

14. Number of uncertain chemical bond stereocenters: 0

15. Number of covalent bond units: 1

Properties and stability

Avoid contact with oxides and heat.

Storage method

Store in a cool, ventilated warehouse. Keep away from fire and heat sources. The packaging is sealed. should be kept away from oxidizer, do not store together. Equipped with the appropriate variety and quantity of fire equipment. Suitable materials should be available in the storage area to contain spills.

Synthesis method

None

Purpose

Biochemical research.

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