Epoxy curing agent Knowledge Orchidosequinone

Orchidosequinone

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Structural formula of lanxuequinone

Structural formula

Business number 0528
Molecular formula C11H8O3
Molecular weight 188.10
label

5-Hydroxy-2-methyl-1,4-naphthoquinone

Numbering system

CAS number:481-42-5

MDL number:MFCD00001682

EINECS number:207-569-6

RTECS number:QL8500000

BRN number:None

PubChem number:24898833

Physical property data

1. Character: Undetermined


2. Density (g/ m3,25/4): Undetermined


3. Relative vapor density ( g/cm3,Air=1): Undetermined


4. Melting point (ºC):76-78


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 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/Log value of water) partition coefficient: Undetermined


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


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


19. Solubility: Undetermined

Toxicological data

1 , Acute toxicity: Rat oral administrationLD50: 65mg/kg, no details except lethal dose;


Orally administered to miceLD50: 16ug/kg, no details except lethal dose;


Mouse transperitoneallyLD50: 5mg/kg, no details except lethal dose;


2, reproductive toxicity: ratDOSEoralTDLo: female Pregnant 10 Queen: 300mg/kgSEX/DURATION, produced in the mother’s ovaries and fallopian tubes Impact.


RatDOSEOralTDLo: Female pregnancy30 Queen of Heaven:100mg/kgSEX/DURATION, which has an impact on mating performance.


Rat DOSEOral TDLo: Female pregnant 15 days later: 150mg/kgSEX/ DURATION, affects the mother’s delivery.


Rat DOSEOral TDLo: Female pregnant 5-11 days later: 35mg/ kgSEX/DURATION, causing miscarriage.


Rat DOSEOral TDLo: Female pregnancy 1-5 days later: 50mg/ kgSEX/DURATION, affects preimplantation mortality;


dogDOSE Transabdominal TDLo: Male 30 days before mating: 300mg/kgSEX/ DURATION, affecting the father’s testicles, epididymis, and sperm ducts;


RabbitDOSE Oral TDLo: Female 1 days before mating: 10mg/kgSEX/ DURATION, affecting fertility.


3 , Mutagenicity data: MicroorganismsTEST Systematic mutation: bacteria TyphimuriumSalmonella:100 ug/plate;


Microbial organisms TESTSystem mutation: Escherichia coli:500umol/plate.

Ecological data

This substance may be harmful to the environment, and special attention should be paid to water bodies.

Molecular structure data

1 Molar refractive index:49.48


2 Molar volumem3/mol)138.9


3 , Isotonic specific volume (90.2K):382.0


4 Surface tensiondyne/cm)57.1


5 Polarizability(10-24cm319.61

Compute chemical data

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

2. Number of hydrogen bond donors: 1

3. Number of hydrogen bond acceptors: 3

4. Number of rotatable chemical bonds: 0

5. Number of tautomers: 14

6. Topological molecule polar surface area 54.4

7. Number of heavy atoms: 14

8. Surface charge: 0

9. Complexity: 317

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

Use and store according to specifications, no decomposition will occur, and avoid contact with oxides

Storage method

Temperature-20Store at ℃

Synthesis method

None

Purpose

None

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