方英石

Name: 方英石
Brand: 济南圣和化工有限公司

CAS 14464-46-1O2SiMW 60.084

济南圣和化工有限公司现供应有机化学品——方英石（CAS 14464-46-1），分子式 O2Si，分子量 60.084。本页理化参数仅供参考，实际常规纯度按批次COA提供(不公开发布)，以批次 COA 及订单确认为准，支持批量采购与长期供货协议。

产品概览

CAS号	14464-46-1
分子式	O2Si
分子量	60.084
熔点	3110 °F (NIOSH, 2024)
沸点	4046 °F at 760 mmHg (NIOSH, 2024)
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	有机化学品
类别	有机化学品

应用领域

有机化学品

方英石在有机化学品领域使用广泛。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：方英石常规包装为按订单/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。如需方英石以外的配套原料，也欢迎一并列出需求清单。

常见问题

方英石的 CAS 号是多少？

方英石的 CAS 号为 14464-46-1。

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。

方英石有什么用途？

主要应用于有机化学品。

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

cristobalite · CAS 14464-46-1 · O2Si. UNII ETJ7Z6XBU4. Boiling Point: 4046 °F at 760 mmHg (NIOSH, 2024); Boiling Point: 4046 °F; Boiling Point: 2230 °C.

Identification

CAS Registry Number	14464-46-1
PubChem CID	24261
Molecular formula	O2Si
IUPAC name	dioxosilane
UNII (FDA)	ETJ7Z6XBU4

Computed Descriptors

Molecular Weight	60.084
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	0
Exact Mass	59.966755773
Monoisotopic Mass	59.966755773
Topological Polar Surface Area	34.1
Heavy Atom Count	3
Formal Charge	0
Complexity	18.3

Physical & Chemical Properties

Boiling Point	4046 °F at 760 mmHg (NIOSH, 2024)
Boiling Point	4046 °F
Boiling Point	2230 °C
Boiling Point	2950 °C @760 [mm Hg]
Melting Point	3110 °F (NIOSH, 2024)
Melting Point	3110 °F
Melting Point	1710 °C
Melting Point	1716 - 1736 °C
Melting Point	1713 °C
Melting Point	1722 °C

Physical description & handling notes

Transparent to gray, odorless powder. Irritating to the skin and eyes on contact. Inhalation will cause irritation in the respiratory tract. [Note: Amorphous silica is the non-crystalline form of SiO2.]
Dry Powder; Other Solid; Large Crystals; CBI
Dry Powder; Wet Solid; Other Solid; Large Crystals; CBI; Liquid
Liquid; Other Solid; Dry Powder
White, fluffy powder or granules. Hygroscopic
Transparent to gray, odorless powder. [Note: Amorphous silica is the non-crystalline form of SiO2.]; [NIOSH]

Regulatory Status

Regulatory & Food Contact	FDA Substance added to food: ANTICAKING AGENT OR FREE-FLOW AGENT, ANTIOXIDANT, COLOR OR COLORING ADJUNCT, DRY FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS FDA Inventory of Effective Food Contact Substance (FCS) Noti: FCS ANTICAKING_AGENT: Food Additives ANTICAKING AGENT OR FREE-FLOW AGENT, ANTIOXIDANT, COLOR OR COLORING ADJUNCT, DRYING AGENT, EMULSIFIER OR EMULS Use in a variety of foods and food-packing materials
GHS notification summary	35% (889 / 2540)

Regulatory & Food Contact

FDA Substance added to food: ANTICAKING AGENT OR FREE-FLOW AGENT, ANTIOXIDANT, COLOR OR COLORING ADJUNCT, DRY
FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS
FDA Inventory of Effective Food Contact Substance (FCS) Noti: FCS
ANTICAKING_AGENT: Food Additives
ANTICAKING AGENT OR FREE-FLOW AGENT, ANTIOXIDANT, COLOR OR COLORING ADJUNCT, DRYING AGENT, EMULSIFIER OR EMULS
Use in a variety of foods and food-packing materials

GHS notification summary

35% (889 / 2540)

GHS Hazard Classification

GHS notification summary	35% (889 / 2540)
Reported hazard statements	H315 (56.3%), H319 (56.3%), H335 (56.3%), H350 (12.6%), H372 (46%), H373 (29.4%), H341, H320

Reported as not meeting GHS hazard criteria by 7724 of 9127 companies

Aggregated GHS information provided per 9127 reports by companies from 60 notifications to the ECHA C&L Inventory.

Documented Uses

Semiconductor Manufacturing [Category: Industry]
Cement Producing [Category: Industry]
Farming (Feed Additives) [Category: Industry]
Amorphous silica (such as fumed silica) is incorporated in a variety of food products as anti-caking agents at levels up to 2% by weight. Amorphous silica is also used as an anti-caking agent and as an excipient in pharmaceuticals for various drug and vitamin preparations.
Bioactive glasses are silica-based, surface-active bone substitutes that have shown good biocompatibility both in bone and in soft tissue and are used in oral and maxillofacial bone augmentation.
For more Uses (Complete) data for AMORPHOUS SILICA (18 total), please visit the HSDB record page.

Synonyms

SILICON DIOXIDE; Silica; Dioxosilane; 7631-86-9; Silicic anhydride; Diatomaceous silica; Wessalon; Zorbax sil; Silica, amorphous; Silica, colloidal; Sillikolloid; Acticel; Carplex; Extrusil; Porasil; Santocel

Frequently Asked Questions

What are the CAS number and molecular formula of cristobalite?

CAS 14464-46-1; molecular formula O2Si; molecular weight — g/mol.

What other names is cristobalite known by?

SILICON DIOXIDE, Silica, Dioxosilane, 7631-86-9, Silicic anhydride, Diatomaceous silica.

What is the regulatory status of cristobalite?

Documented regulatory listings: FDA Substance added to food: ANTICAKING AGENT OR FREE-FLOW AGENT, ANTIOXIDANT, COLOR OR COLORING ADJUNCT, DRY; FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS; FDA Inventory of Effective Food Contact Substance (FCS) Noti: FCS.

Is cristobalite classified as hazardous?

35% of GHS notifications report no hazard classification (889 of 2540).

What are the key physical properties of cristobalite?

Boiling Point: 4046 °F at 760 mmHg (NIOSH, 2024); Boiling Point: 4046 °F; Boiling Point: 2230 °C; Boiling Point: 2950 °C @760 [mm Hg].

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.

方英石