Polyether_Polyether Polyol Knowledge Succinimide Succinimide

Succinimide Succinimide

Succinimide Structural Formula

Structural formula

Business number 03GU
Molecular formula C4H5NO2
Molecular weight 99.09
label

Succinimide,

3,4-dihydropyrrole-2,5-dione,

3,4-Dihydropyrrole-2,5-dione,

2,5-Dioxopyrrolidine,

2,5-Diketopyrrolidine,

aromatic compounds

Numbering system

CAS number:123-56-8

MDL number:MFCD00005495

EINECS number:204-635-6

RTECS number:WN2200000

BRN number:108440

PubChem number:24899836

Physical property data

1. Properties: White oblique needle-like or flaky crystals. Virtually odorless. Sweet.

2. Melting point (℃): 123~125

3. Boiling point (℃, slightly decomposed): 285~290

4. Relative density (d 254): 1.418

5. Solubility: 1g product dissolves in 3ml cold water, 0.7ml boiling water, 24ml ethanol, 5ml 60°C ethanol, Insoluble in ether and chloroform.

6. Flash point (ºC): 201

Toxicological data

1. Acute toxicity: rat oral LD50: 14gm/kg; mouse oral LD50: 11gm/kg; mouse intravenous LDLO: 320mg/kg

Ecological data

None yet

Molecular structure data

1. Molar refractive index: 22.05

2. Molar volume (cm3/mol): 77.7

3. Isotonic specific volume (90.2K ): 199.1

4. Surface tension (dyne/cm): 43.0

5. Polarizability (10-24cm3): 8.74

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): -1

2. Number of hydrogen bond donors: 1

3. Number of hydrogen bond acceptors: 2

p>

4. Number of rotatable chemical bonds: 0

5. Number of tautomers: 5

6. Topological molecule polar surface area 46.2

7. Number of heavy atoms: 7

8. Surface charge: 0

9. Complexity: 105

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

1. This product is irritating. When using, avoidinhalation and avoid contact with skin.

2. Exists in flue-cured tobacco leaves and burley Tobacco leaves, oriental tobacco leaves, and mainstream smoke.
 

Storage method

Sealed and stored in a dry place

This product is packaged in a woven bag lined with plastic film.

Synthesis method

2. Tobacco: FC, 9, 18; BU ,OR,18.

Purpose

Test fluorine. Organic Synthesis. Plant growth hormone.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.polyether-factory.com/archives/16356

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