Cao Duosuo

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Caoduosuo structural formula

Structural formula

Business number 03WU
Molecular formula C8H10O5
Molecular weight 186
label

Ring grass cord, algae cord, grass cord,

Hydout,Aquathol,Hydrothol,Niagrathal,

Plant Growth Regulator

Numbering system

CAS number:145-73-3

MDL number:None

EINECS number:205-660-5

RTECS number:RN7875000

BRN number:None

PubChem ID:None

Physical property data

1. Properties: white solid. Tasteless.

2. Solubility (g/100g, 20℃): water 10, acetone 7, benzene 0.01, methanol 28. It shrinks to anhydride at 90℃, and the melting point of anhydride is 144℃.

Toxicological data

1. Acute toxicity: rat oral LD50: 38 mg/kg; rat transdermal LD50: >1 gm/kg; mouse intraperitoneal LD: 14 ​​mg/kg.

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: 39.54

2. Molar volume (cm3/mol): 120.7

3. Isotonic specific volume (90.2K): 347.8

4. Surface tension (dyne/cm): 68.8

5. Polarizability (10-24cm3): 15.67

Compute chemical data

1. Reference value for calculation of hydrophobic parameters (XlogP): -0.5

2. Number of hydrogen bond donors: 2

3. Number of hydrogen bond acceptors: 5

4. Number of rotatable chemical bonds: 2

5. Number of tautomers: none

6. Topological molecule polar surface area 83.8

7. Number of heavy atoms: 13

8. Surface charge: 0

9. Complexity: 235

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12. Uncertain number of atomic stereocenters: 4

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

Toxic! The median lethal dose (rat, oral) is 38 mg/kg. Irritating to skin. Into the abdomen causing diarrhea and vomiting.

Storage method

Save in a dry and cool place.

Synthesis method

None

Purpose

Herbicides. Cotton defoliant. Aquatic herbicide. Algaecide. Pesticide standards.

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