Toluene diisocyanate manufacturer Knowledge m-nitroacetophenone 3′-nitroacetophenone

m-nitroacetophenone 3′-nitroacetophenone

Structural formula of m-nitroacetophenone

Structural formula

Business number 03E7
Molecular formula C8H7NO3
Molecular weight 165.15
label

m-nitroacetophenone,

3-nitroacetophenone,

1-(3-nitrophenyl)ethanone,

m-nitroacetophenone,

3-nitroacetophenone,

3′-Nitroacetophenone, 98+%,

M-Nitroacetophenone,

3′-Nitroacetophenone,

3-Nitroacetophenone,

Akos Bbs-00003220,

Akos 233-65,

1-(3-Nitrophenyl)Ethanone,

Labotest-Bb Lt01895210,

Aurora 14018,

Fragrance

Numbering system

CAS number:121-89-1

MDL number:MFCD00007259

EINECS number:204-504-3

RTECS number:AM9625000

BRN number:743002

PubChem ID:None

Physical property data

1. Characteristics: yellow needle-like crystals.


2. Melting point ():81


3. Boiling point (ºC,2.0kpa):202, 167(239kPa).


4. Solubility:Easily soluble in hot water and ether, slightly soluble in ethanol. Can evaporate with water vapor.

Toxicological data

1, acute toxicity: rat oral administrationLD50:3250mg/kg


Mouse transperitoneal cavity LD50: 200mg/kg


Rabbit skinLD50:3mL/kg


2Salmonella mutation test System: 1mg/plate

Ecological data

None

Molecular structure data


5. Molecular property data:


1. Molar refractive index:42.82


2. Molar Volumem3/mol)132.8


3. Isotonic specific volume90.2K347.9


4. Surface tensiondyne/cm47.1


5. Dielectric constant:


6. Dipole moment10-24cm3


7. Polarizability:16.97

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: 3

4. Number of rotatable chemical bonds: 1

5. Number of tautomers: 2

6. Topological molecule polar surface area 62.9

7. Number of heavy atoms: 12

8. Surface charge: 0

9. Complexity: 197

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

None

Storage method

None

Synthesis method

1. Introduction to production methods


Obtained from the nitration of acetophenone. Additionally, with 2-nitroacetophenone The preparation method is similar, and this product can also be obtained by oxidation of m-nitroethylbenzene.

Purpose

2. Purpose


Used as an intermediate in organic synthesis.

-SIZE: 10pt; COLOR: #333333; FONT-FAMILY: 宋体; mso-ascii-font-family: ‘Times New Roman’; mso-hansi-font-family: ‘Times New Roman'”>from acetophenone Obtained by nitrification. In addition, with 2-nitro The preparation method of acetophenone is similar, and it can also be obtained by oxidizing m-nitroethylbenzene.

Purpose

2. Purpose


Used as an intermediate in organic synthesis.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/25410

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