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Para-tert-Butylbenzoic Acid (PTBBA) CAS NO.:1077-58-3
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Product: Views:259Para-tert-Butylbenzoic Acid (PTBBA) CAS NO.:1077-58-3 
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Valid until: Long-term effective
Last updated: 2019-12-08 11:55
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Details

Properties

CAS number: 98-73-7

Molecular formula: C11H14O2

Molecular weight: 178.23

Description: PTBBA is Colorless needle crystal or crystalline powder, Soluble alcohol and benzene.


Item

Unit

Specification

Result

Appearance 

/

White crystalline

White crystalline

Purity

%

99.0 Min.

99.85

Melting point

164-166

165.7

Acid value

mgKOH/g

312-315

314.65

Iron content

ppm

3.0 Max.

0.018

Water content

%

0.1 Max.

0.037

Ash content

%

0.01 Max.

0.0041

Color

Hazen

20 Max.

9


Uses: PTBBA is used as medium in organic synthesis, food preservatives, heat stabilizer for PVC etc. Nucleating agent for polypropylene.


Packing: in 25kg bags on pallets. 15mt/FCL.  

HS Code: 29163990.90


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