Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Antioxidant CA
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Topanol CA TOP1 supplier
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: 1,1,3-TRIS(2-METHYL-4-HYDROXY-5-TERT-BUTYLPHENYL)BUTANE
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

1843-03-4

1843-03-4 structure

1843-03-4 structure

Name: Antioxidant CA
Chemical Name: 1,1,3-tris(2-methyl-4-hydroxy-5-tert-butylphenyl)butane
CAS Number: 1843-03-4
Molecular Formula: C₃₇H₅₂O₃
Molecular Weight: 544.807
Catalog: Catalysts and additives Antioxidant
Create Date: 2018-06-22 17:58:05
Modify Date: 2025-08-20 19:22:11

Name	1,1,3-tris(2-methyl-4-hydroxy-5-tert-butylphenyl)butane
Synonyms	gsy930 tpnc 4,4',4''-Butane-1,1,3-triyltris(2-tert-butyl-5-methylphenol) Phenol, 4,4',4''-(1-methyl-1-propanyl-3-ylidene)tris[2-(1,1-dimethylethyl)-5-methyl- markao30 MFCD00072238 Phenol, 4,4',4''-(3-methyl-3-propyl-1-ylidene)tris[2-(1,1-dimethylethyl)-5-methyl- 4,4',4''-(1,1,3-Butanetriyl)tris[5-methyl-2-(2-methyl-2-propanyl)phenol] OS 930 EINECS 217-420-7 topanolca Mixxim AO 30 Seenox 336 Lowinox CA 22 ACETOSTAB CA Antioxidant CA

Density	1.0±0.1 g/cm3
Boiling Point	609.4±50.0 °C at 760 mmHg
Melting Point	183-190 °C(lit.)
Molecular Formula	C₃₇H₅₂O₃
Molecular Weight	544.807
Flash Point	233.4±24.7 °C
Exact Mass	544.391663
PSA	60.69000
LogP	10.97
Vapour Pressure	0.0±1.8 mmHg at 25°C
Index of Refraction	1.558

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SM1157000

CHEMICAL NAME :: Phenol, 4,4',4''-(1-methyl-1-propanyl-3-ylidene)tris(2-(1,1-d imethylethyl)-5-methy l-

CAS REGISTRY NUMBER :: 1843-03-4

LAST UPDATED :: 199710

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C37-H52-O3

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Mammal - species unspecified

DOSE/DURATION :: 16100 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 42(7),74,1977 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X2479 No. of Facilities: 7 (estimated) No. of Industries: 1 No. of Occupations: 5 No. of Employees: 321 (estimated) No. of Female Employees: 56 (estimated)

WGK Germany	1
RTECS	SM1157000
HS Code	2907199090

HS Code	2907199090
Summary	2907199090 other monophenols VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

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