Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 3,9-bis(2,6-di-tert-butyl-4-methylphenoxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro[ 5.5]undecane (PEP-36)
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3,9-bis(2,6-di-tert-butyl-4-methylphenoxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro[ 5.5]undecane (PEP-36)
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 2,4,8,10-Tetraoxa-3,9-diphosphaspiro[5.5]undecane,3,9-bis[2,6-bis(1,1-dimethylethyl)-4-methylphenoxy]-
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

80693-00-1

80693-00-1 structure

80693-00-1 structure

Name: 3,9-bis(2,6-di-tert-butyl-4-methylphenoxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro[ 5.5]undecane (PEP-36)
Chemical Name: Bis(2,6-di-ter-butyl-4-methylphenyl)pentaerythritol-diphosphite
CAS Number: 80693-00-1
Molecular Formula: C₃₅H₅₄O₆P₂
Molecular Weight: 632.74700
Catalog: Catalysts and additives Antioxidant
Create Date: 2018-04-12 08:00:00
Modify Date: 2025-08-22 00:49:59

Name	Bis(2,6-di-ter-butyl-4-methylphenyl)pentaerythritol-diphosphite
Synonyms	Adekastab PEP-36 Pep-36 ADK Stab PEP 36

Boiling Point	577ºC at 760 mmHg
Melting Point	235-240ºC
Molecular Formula	C₃₅H₅₄O₆P₂
Molecular Weight	632.74700
Flash Point	380.5ºC
Exact Mass	632.34000
PSA	82.56000
LogP	10.48500

Risk Phrases	53
Safety Phrases	61

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