4-methylthiazole

4-methylthiazole structural formula

Structural formula

Business number 07A5
Molecular formula C4H5NS
Molecular weight 99.15
label

Pharmaceutical and spice intermediates

Numbering system

CAS number:693-95-8

MDL number:MFCD00005340

EINECS number:211-764-1

RTECS number:XJ5096000

BRN number:105228

PubChem number:24851621

Physical property data

1. Characteristics: colorless liquid.


2. Density (g/mL,25/4): 1.09


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


4. Melting point (ºC): 133-134


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


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


7. Refractive index: 1.524


8. Flash Point (ºC): 32


9. Specific optical rotation (º): Undetermined


10. Autoignition point or ignition temperature (ºC): Undetermined


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


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. Oil and water (octanol/Logarial value of the partition coefficient of water: undetermined


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


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


19. Solubility: Undetermined .

Toxicological data

1, acute toxicity: Mice (orally) LD50: 360μL/kg
Since the LD50 of table salt is 3,000 mg/kg, BPA is The degree of acute toxicity is the same as that of table salt.

Ecological data

If it is slightly harmful to water, do not Allow undiluted or large amounts of product to come into contact with groundwater, waterways or sewage systems. Do not release material into the environment without government permission.

Molecular structure data


1. Molar refractive index: 27.55


2. Molar volumem3/mol 88.4


3. isotonic ratio90.2K222.2


4. Surface Tensiondyne/cm39.9


5. Dielectric constant:


6. Dipole moment10 -24cm3)


7. Polarizability: 10.92


Compute chemical data

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

2. Number of hydrogen bond donors: 0

3. Number of hydrogen bond acceptors: 2

4. Number of rotatable chemical bonds: 0

5. Number of tautomers: none

6. Topological molecule polar surface area 41.1

7. Number of heavy atoms: 6

8. Surface charge: 0

9. Complexity: 46.8

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12. Uncertain number of atomic stereocenters: 0

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

Keep away from oxides.

Storage method

Store in an airtight container and place Store in a cool, dry place. Store away from oxidizing agents.

Synthesis method

None

Purpose

Used as pharmaceutical and spice intermediates.

Resource:allhdi.com

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/30331

author:

Previous article
Next article
Contact Us

Contact us

+86 - 152 2121 6908

Online consultation: QQ交谈

E-mail: sales@newtopchem.com

Working hours: Monday to Friday, 9:00-17:30, closed on holidays
Follow wechat
Scan wechat and follow us

Scan wechat and follow us

Follow Weibo
Back to top
Home
E-mail
Products
Search