Dipotassium oxide

Water solubility

Link to relevant study record(s)

Reference

Reference 1

Endpoint:

water solubility

Type of information:

(Q)SAR

Adequacy of study:

weight of evidence

Study period:

not applicable

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

results derived from a valid (Q)SAR model and falling into its applicability domain, with adequate and reliable documentation / justification

Justification for type of information:

QSAR prediction: US EPA accepted QSAR method for organic chemicals properties assessment.

Qualifier:

no guideline required

Principles of method if other than guideline:

QSAR method (WSKOW v1.42)

GLP compliance:

no

Remarks:

QSAR method

Type of method:

other: QSAR

Water solubility:

1 000 000 mg/L

Temp.:

25 °C

pH:

7

Remarks on result:

other: WSKOW v1.42

Overview of QSARsestimationsonWater Solubility of Dipotassium oxide/ Potassium oxide

 

 

Method	Results	Remarks	Reference
QSAR estimate	Water Sol: 1e+006 mg/L   SMILES : KOK CHEM  : Potash (potassium oxide) MOL FOR: O1 MOL WT : 94.20   WSKOW v1.42 Results   Log Kow (estimated) : -5.08 Log Kow (experimental): not available from database Log Kow used by Water solubility estimates: -5.08   Equation Used to Make Water Sol estimate:   Log S (mol/L) = 0.796 - 0.854 log Kow - 0.00728 MW + Correction       (used when Melting Point NOT available)        Correction(s):        Value      --------------------  -----       No Applicable Correction Factors     Log Water Solubility (in moles/L) : 4.447   Log Water Solubility (in moles/L) : 1.026 (Applied Upper Limit)  Water Solubility at 25 deg C (mg/L): 1e+006	Valid with restrictions (2); QSAR method; Estimated values	WSKOW v1.42

 

Conclusions:

Interpretation of results (migrated information): very soluble (> 10000 mg/L)
Substance is predicted by QSAR method (EPI Suite v 4.1/WSKOW v1.42 ) to be very soluble ( 1e+006 mg/l) in water.

Executive summary:

Substance is predicted by QSAR method (EPI Suite v 4.1/WSKOW v1.42 ) to be very soluble ( 1e+006 mg/l) in water.

Reference 2

Endpoint:

water solubility

Type of information:

(Q)SAR

Adequacy of study:

weight of evidence

Study period:

not applicable

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

results derived from a valid (Q)SAR model and falling into its applicability domain, with adequate and reliable documentation / justification

Justification for type of information:

QSAR prediction: US EPA accepted QSAR method for organic chemicals properties assessment.

Qualifier:

no guideline required

Principles of method if other than guideline:

QSAR method

GLP compliance:

no

Remarks:

QSAR method

Type of method:

other: QSAR

Water solubility:

1 000 000 mg/L

Temp.:

25 °C

pH:

7

Overview of QSARs estimations onWater Solubility of Dipotassium oxide/ Potassium oxide

 

Method	Results	Remarks	Reference
QSAR estimate	Water Sol (v1.01 est): 1e+006 mg/L   SMILES : KOK CHEM  : Potash (potassium oxide) MOL FOR: O1 MOL WT : 94.20   TYPE | NUM |   WATER SOLUBILITY FRAGMENT DESCRIPTION  | COEFF  | VALUE  Frag | 1 | -O-    [oxygen, aliphatic attach]       | 1.2746  | 1.2746  Const |    | Equation Constant                        |              | 0.2492 NOTE |    | Maximum Solubility (1,000,000 mg/L) Applied!            Log Water Sol (moles/L) at 25 dec C =   1.0260 Water Solubility (mg/L) at 25 dec C =  1e+006	Valid with restrictions (2); QSAR method; Estimated values	WATERNT (v.1.01)

Conclusions:

Interpretation of results (migrated information): very soluble (> 10000 mg/L)
Substance is predicted by QSAR method to be very soluble ( 1000000 mg/l) with water

Executive summary:

A QSAR method predicts that the substance is very soluble (1000000 mg/l) with water

Description of key information

Substance is predicted by QSAR method to be very soluble ( 1000000 mg/l) with water
Substance is predicted by QSAR method (EPI Suite v 4.1/WSKOW v1.42 ) to be very  soluble (  1e+006 mg/l) in water.

Key value for chemical safety assessment

Water solubility:

1 000 000 mg/L

at the temperature of:

25 °C

Additional information

Substance is predicted by QSAR method to be very soluble ( 1000000 mg/l) with water

Substance is predicted by QSAR method (EPI Suite v 4.1/WSKOW v1.42 ) to be very soluble ( 1e+006 mg/l) in water.