Isopropyl 4-hydroxybenzoate

Density

Link to relevant study record(s)

Reference

Endpoint:

density, other

Remarks:

density

Type of information:

experimental study

Adequacy of study:

key study

Study period:

16-08-2017 – 16-08-2017

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Justification for type of information:

Experimental test result performed using standard test guidelines

Qualifier:

according to guideline

Guideline:

OECD Guideline 109 (Density of Liquids and Solids)

Principles of method if other than guideline:

The density of Test item Isopropyl 4-hydroxybenzoate (CAS No. 4191-73-5 ) was determined following OECD guideline 109 and according to the method adapted from ASTM D 854-02.

GLP compliance:

no

Type of method:

pycnometer method

Specific details on test material used for the study:

- Name of test material (as cited in study report): isopropyl 4-hydroxybenzoate
- Molecular formula : C10H12O3
- Molecular weight : 180.202 g/mol
- Smiles notation : c1(C(OC(C)C)=O)ccc(O)cc1
- InChl : 1S/C10H12O3/c1-7(2)13-10(12)8-3-5-9(11)6-4-8/h3-7,11H,1-2H3
- Substance type:Organic
- Physical state:Solid

Key result

Type:

density

Density:

1.208 g/cm³

Temp.:

20 °C

Remarks on result:

other: No other detail available

Observation Table :

S. No.	Method Details		Observed Values
			1^stObservation	2^ndObservation
1.	Guideline	OECD 109
2.	Method	Adapted from ASTM D854-02
3.	Principle of Method	The density of test item is determined by using pyknometer. It is the ratio of mass of the unit volume of test item at a stated temperature to mass of the same volume of gas free distilled water at a stated temperature.
4.	Test temperature	(°C)	20^oC	20^oC
5.	Atmospheric pressure	(hPa)	967.2 hPa	968.9 hPa
6.	Weight of empty dry pyknometer(WP)	g	31.226 g	29.101 g
7.	Weight of pyknometer + test item(Y)	g	44.964 g	44.184 g
8.	Weight of pyknometer + water(Z)	g	80.907 g	78.692 g
9.	Weight of pyknometer +test Item+ water (WB)	g	83.227	81.387

CALCULATIONS:

FOR SOLIDS: By Pyknometer:

	Calculated values
	1st Calculation	2nd Calculation
Wo=WPS-WP	13.7380	15.0830
(WA-WB)	-2.3200	-2.6950
Specific Gravity = WO/[WO +	1.2031	1.2175
(WA-WB)]
Specific Gravity; Gs	1.2031	1.2175
Density (g/cm³)	1.2009	1.2153
Mean Density (g/cm³)	1.2081

Conclusions:

The density of test item Isopropyl 4-hydroxybenzoate (CAS No. 4191-73-5)was determined following OECD Guideline 109 and according to the method adapted from ASTM D 854-02 using glass pyknometer The mean density of test item was determine to be 1.2081 g/cm³ at 20°C and 968.05 hPa.

Executive summary:

The density of test item Isopropyl 4-hydroxybenzoate (CAS No. 4191-73-5)was determined following OECD Guideline 109 and according to the method adapted from ASTM D 854-02 using glass pyknometer The mean density of test item was determine to be 1.2081 g/cm³ at 20°C and 968.05 hPa.

Description of key information

The density of test item Isopropyl 4-hydroxybenzoate (CAS No. 4191-73-5)was determined following OECD Guideline 109 and according to the method adapted from ASTM D 854-02 using glass pyknometer The mean density of test item was determine to be 1.2081 g/cm³ at 20°C and 968.05 hPa.

Additional information

The density of test item Isopropyl 4-hydroxybenzoate (CAS No. 4191-73-5)was determined following OECD Guideline 109 and according to the method adapted from ASTM D 854-02 using glass pyknometer The mean density of test item was determine to be 1.2081 g/cm³ at 20°C and 968.05 hPa.