防老剂-特丁基对苯二酚

Name: 防老剂-特丁基对苯二酚
Brand: 济南圣和化工有限公司

CAS 1948-33-0C10H14O2MW 166.22主营产品

本页收录防老剂-特丁基对苯二酚，CAS 登记号为 1948-33-0，分子式 C10H14O2，分子量 166.22，归类于主营产品。作为主营产品之一，济南圣和化工有限公司可提供从公斤级到吨级的稳定供货，随货附 COA 与质检资料。

产品概览

CAS号	1948-33-0
分子式	C10H14O2
分子量	166.22
熔点	261 to 264 °F (NTP, 1992)
沸点	563 °F at 760 mmHg (NTP, 1992)
LogP	2.8
纯度	按批次COA提供(不公开发布)
包装	按订单/批次确认(不公开发布)
应用领域	抗氧化剂
类别	主营产品\|抗氧化剂

应用领域

抗氧化剂

防老剂-特丁基对苯二酚在抗氧化剂领域使用广泛。采购前请确认纯度等级与包装形式，以批次 COA 为验收依据。

包装与储存

包装规格按订单/批次确认(不公开发布)

纯度规格按批次COA提供(不公开发布)

储存条件密封、阴凉干燥处保存

运输常规化工运输

样品可协商提供

交期现货/按订单安排

供应说明：防老剂-特丁基对苯二酚常规包装为按订单/批次确认(不公开发布)，储存时应密封置于阴凉干燥处，避免与氧化剂混放。济南圣和化工有限公司支持国内物流发货，大货交期与运费以订单确认为准。

质量与文件

每批产品随货提供 COA（分析证书）；可按需提供 MSDS/技术数据表及第三方检测报告。纯度与包装以批次 COA 及订单确认为准。

关于供应商

选择济南圣和化工有限公司的理由：产品信息透明（含 CAS、分子式、理化参数）、报价响应快（一个工作日内）、单证齐全（COA/MSS/质检资料按需提供）、支持批量与长期协议供货。如需防老剂-特丁基对苯二酚以外的配套原料，也欢迎一并列出需求清单。

常见问题

防老剂-特丁基对苯二酚的 CAS 号是多少？

防老剂-特丁基对苯二酚的 CAS 号为 1948-33-0。

该产品的纯度和包装规格是什么？

常规纯度规格为按批次COA提供(不公开发布)，包装为按订单/批次确认(不公开发布)，随货提供 COA。

防老剂-特丁基对苯二酚有什么用途？

主要应用于抗氧化剂。

如何购买或获取报价？

请发送邮件至 info@591daili.com 或通过 WhatsApp 联系，注明产品名称、CAS 号与需求数量，一个工作日内回复报价。供应商：济南圣和化工有限公司。

PubChem 公开数据

Description

tert-Butylhydroquinone is identified by CAS 1948-33-0, molecular formula C10H14O2 and molecular weight 166.10 g/mol. UNII C12674942B; ChEBI 78886; InChIKey BGNXCDMCOKJUMV-UHFFFAOYSA-N. Boiling Point: 563 °F at 760 mmHg (NTP, 1992); Boiling Point: 295 °C; Melting Point: 261 to 264 °F (NTP, 1992).

Identification

CAS Registry Number	1948-33-0
PubChem CID	16043
Molecular formula	C10H14O2
Molecular weight	166.10 g/mol
IUPAC name	2-tert-butylbenzene-1,4-diol
InChIKey	BGNXCDMCOKJUMV-UHFFFAOYSA-N
UNII (FDA)	C12674942B
ChEBI ID	CHEBI:78886

Computed Descriptors

Molecular Weight	166.22
XLogP3	2.8
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	1
Exact Mass	166.099379685
Monoisotopic Mass	166.099379685
Topological Polar Surface Area	40.5
Heavy Atom Count	12
Formal Charge	0

Physical & Chemical Properties

Boiling Point	563 °F at 760 mmHg (NTP, 1992)
Boiling Point	295 °C
Melting Point	261 to 264 °F (NTP, 1992)
Melting Point	126.5-128.5 °C
Melting Point	127 - 129 °C
Flash Point	340 °F (NTP, 1992)
Flash Point	171 °C (340 °F) - closed cup
Density	1.05
Vapor Density	5.73 (Air = 1)
Dissociation Constants	pKa = 10.7 at 22 °C

Physical description & handling notes

Tert-butylhydroquinone appears as white to light tan crystalline powder or a fine beige powder. Very slight aromatic odor. (NTP, 1992)
Dry Powder; Liquid; Wet Solid; Other Solid; Dry Powder
White crystalline solid having a characteristic odour
White to light tan solid; [HSDB] Tan powder; [MSDSonline]
Solid
White to light tan crystalline powder or a fine beige powder

Regulatory Status

Regulatory & Food Contact	FDA Substance added to food: ANTIOXIDANT FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS ANTIOXIDANT: Food Additives BUTYLHYDROQUINONE, tert- JECFA ADI: 0-0.7 mg/kg bw TRS 884-JECFA 49/11
GHS notification summary	3% (83 / 2730)

GHS Hazard Classification

GHS notification summary	3% (83 / 2730)
Reported hazard statements	H302, H312 (19.5%), H315 (25.6%), H317 (33.4%), H319 (45%), H400 (36.9%), H410 (13.2%), H335

This chemical does not meet GHS hazard criteria for 3% (83 of 2730) of reports.

H302+H312 (19.5%): Harmful if swallowed or in contact with skin [Warning Acute toxicity, oral; acute toxicity, dermal]

Documented Uses

CIR ingredient: t-Butyl Hydroquinone
Used as antioxidant for fats and oils (approved for use in foods); [HSDB] Used at concentrations of 0.1 to 1.0% in cosmetics; Also used to prevent rancidity in food at concentrations of 0.02%; [REPROTOX]
Metal Machining [Category: Heat or Machine]
TBHQ is extensively used as an FDA-approved antioxidant (at concentrations up to 0.02% in terms of oil and fat content) in certain foods such as oils, fats, and meat products to slow oxidation and prevent rancidity ... . It is also used in cosmetic products such as lipstick, eye shadows, perfumes and skin care preparations at concentrations from 0.1 to 1.0%. It is also used as a polymerization inhibitor for styrene, butadiene, and other alkenes.
TBHQ is most effective against oxidation in polyunsaturated vegetable oils, and is often used in soybean oil.
Synthetic antioxidants commonly used in food include butylated hydroxyanisole (BHA), butylated hydroxytoluene (BHT), propyl gallate (PG), and tert-butylhydroquinone (TBHQ).

Synonyms

tert-Butylhydroquinone; 1948-33-0; TBHQ; 2-tert-Butylhydroquinone; T-BUTYLHYDROQUINONE; MTBHQ; 2-t-Butylhydroquinone; 2-tert-Butyl-1,4-benzenediol; Mono-tert-butylhydroquinone; Sustane; Mono-tertiarybutylhydroquinone; Tenox TBHQ; 2-(1,1-Dimethylethyl)-1,4-benzenediol; tert-Butyl-1,4-benzenediol; tertiary-Butylhydroquinone; Banox 20BA

Frequently Asked Questions

What are the CAS number and molecular formula of tert-Butylhydroquinone?

CAS 1948-33-0; molecular formula C10H14O2; molecular weight 166.10 g/mol.

What other names is tert-Butylhydroquinone known by?

tert-Butylhydroquinone, 1948-33-0, TBHQ, 2-tert-Butylhydroquinone, T-BUTYLHYDROQUINONE, MTBHQ.

What is the regulatory status of tert-Butylhydroquinone?

Documented regulatory listings: FDA Substance added to food: ANTIOXIDANT; FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS; ANTIOXIDANT: Food Additives.

Is tert-Butylhydroquinone classified as hazardous?

3% of GHS notifications report no hazard classification (83 of 2730).

What are the key physical properties of tert-Butylhydroquinone?

Boiling Point: 563 °F at 760 mmHg (NTP, 1992); Boiling Point: 295 °C; Melting Point: 261 to 264 °F (NTP, 1992); Melting Point: 126.5-128.5 °C.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.