Shanghai Nianxing Industrial Co., Ltd
China
Product Name: AT-168
Price: Check
Purity: 99.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: AT-168
Price: ￥488.0/500g ￥138.0/100g
Purity: 98.0%
Stocking Period: 2 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Tris(2,4-ditert-butylphenyl) phosphite
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: Antioxidant 168
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: AT-168
Price: ￥Inquiry/25kg
Purity: 99.0%
Stocking Period: Inquiry
Contact: Wang Jie
Email: 3096638339@qq.com

31570-04-4

31570-04-4 structure

31570-04-4 structure

Name: AT-168
Chemical Name: Tris(2,4-ditert-butylphenyl) phosphite
CAS Number: 31570-04-4
Molecular Formula: C₄₂H₆₃O₃P
Molecular Weight: 646.922
Catalog: Catalysts and additives Antioxidant
Create Date: 2018-12-16 13:56:51
Modify Date: 2025-08-20 16:47:57

Name	Tris(2,4-ditert-butylphenyl) phosphite
Synonyms	Naugard B-25 Irgafos 168 Ciba MFCD00072706 Phosphorous Acid Tris(2,4-di-tert-butylphenyl) Ester ANTIOXIDANT 168IRGANOX 168 Doverphos-S-480 ANTIOXIDANTS AO-168 IRGAFOS 168 Tris(2,4-di-tert-butylphenyl) Phosphite Trisditbutylphenylphosphite EINECS 250-709-6 4-di-tert-butylphenyl)phosphite Plastic additive 12 ANTIOXIDANT168

Density	-0.98
Boiling Point	594.2±50.0 °C at 760 mmHg
Melting Point	181-184 °C(lit.)
Molecular Formula	C₄₂H₆₃O₃P
Molecular Weight	646.922
Flash Point	394.0±30.4 °C
Exact Mass	646.451477
PSA	41.28000
LogP	17.56
Vapour Pressure	0.0±1.6 mmHg at 25°C
Storage condition	2~8 ℃

Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes	Xi
RIDADR	NONH for all modes of transport
WGK Germany	-
HS Code	2920901900

98-54-4 structure

98-54-4

96-76-4 structure

96-76-4

~%

31570-04-4 structure

31570-04-4

4235-89-6 structure

4235-89-6

Detail

Literature: WO2011/14527 A2, ; Page/Page column 36; 37 ;

Precursor 2
98-54-4 96-76-4
DownStream 4
617-94-7 95906-11-9 17787-26-7 609368-10-7

HS Code	2920901900
Summary	2920901900 VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

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