Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.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: 2026-07-01 12:22:05

Name	Tris(2,4-ditert-butylphenyl) phosphite
Synonyms	Tris(2.4-di-te Plastic additive 5 PHOSPHOROUS ACID TRIS(2,4-DI-TERT-BUTYLPHENYL) ESTER MFCD00072706 TRIS(2,4-DI-TERT-BUTYLPHENYL) PHOSPHITE Tris(2,4-di-tert.-butylphenyl)phosphit Antioxidant 168（Phosphorous acid triester） 1,7-OCTADIENE HYDROLYZED Phosphorous acid tris[2,4-bis(tert-butyl)phenyl] ester PHOSPHORIC ACID-TRIS(2,4-DI-TERT-BUTYLPHENYLESTER) Tns-(2.4-di-tert-butyl)-phosphite GSPNOS Phenol, 2,4-bis(1,1-dimethylethyl, phosphite ANTIOXIDANT168 Tris(2,4-ditert-butylphenyl)phosphate IRGAFOS Phenol,2,4-bis(1,1-dimethylethyl,phosphite(3:1) ANTIOXIDANT 168IRGANOX TRIS(2,4-DI-T-BUTYLPHENYL)PHOSPHITE ANTIOXIDANT 168IRGANOX 168 ANTIOXIDANT TRUELICHT AN168 Doverphos-S-480 Tris(2,4-di-tert-butylphenyloxy)phosphine Tris(2,4-di-tert-butylphenyl) Phosphite RIANOX168 2,4-bis(1,1-dimethylethyl)-phenophosphite(3:1) 4-di-tert-butylphenyl)phosphite 2,4-bis(1,1-dimethylethyl)-pheno phosphite Phosphorous acid tri(2,4-di-tert-butylphenyl) ester Antioxidant Joyce Tri(2,4-di-t-butylphenyl) phosphite Naugard B-25 Irgafos 168 Ciba Phosphorous Acid Tris(2,4-di-tert-butylphenyl) Ester tri(2,4-Ditertrabutylphenyl)phosphiteester Plastic additive 12 CRS Antioxidant 168 Antioxidant RIANOX 168/168FF IRGAFOS 168 Tris(2,4-di-tert-butylphenyl)phoshit HRao-168 Plastic additive 12 Phenol,2,4-bis(1,1-dimethylethyl,phosphite Tris(2,4-tert-butylphenyl) Phosphite TRIS-2,4-DI-TERT-BUTYL PHENYLPHOSPHITE Antioxidant 168 ISO 9001：2015 REACH Chinox Antioxidant 168 (Tri(2,4-di-tert-butylphenyl) phosphite) ANTIOXIDANTS AO-168 Tri(2,4-di-tert-butylphenyl)phosphite Trisditbutylphenylphosphite EINECS 250-709-6 Antioxidant B215 Tris (2, 4-ditert-butylphenyl) Phosphite CAS 6-8/ 31-4 Plastic Additive 12 Impurity Phenol,2,4-bis(1,1-dimethylethyl)-,phosphite(3:1 Tris(2,4-di-t-butylphenyl) Phosphite Standd Antioxidant 168 Tris(2,4-ditert-butylphenyl) phosphite Tris(2,4-di-tert-butylphenyl)Phosphite>

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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