赤藓红

Name: 赤藓红
Brand: 济南圣和化工有限公司

CAS 16423-68-0C20H8I4O5MW 835.9

本页收录赤藓红，CAS 登记号为 16423-68-0，分子式 C20H8I4O5，分子量 835.9，归类于着色剂。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	16423-68-0
分子式	C20H8I4O5
分子量	835.9
熔点	303 °C
LogP	6
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	着色剂；食品添加剂
类别	着色剂\|食品添加剂

应用领域

着色剂；食品添加剂

在下游生产中，着色剂是赤藓红最主要的应用场景；此外它还用于食品添加剂。若您有特定工艺要求，可在询价时注明用途，我们会推荐匹配的纯度等级。

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

采购提示：本产品按按订单/批次确认(不公开发布)起订发货，收到货物后请先核对包装完好性再行入库。储存条件为阴凉干燥、密封保存；如需 MSDS 或运输说明，可在询价时一并索取。

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。如需赤藓红以外的配套原料，也欢迎一并列出需求清单。

常见问题

赤藓红的 CAS 号是多少？

赤藓红的 CAS 号为 16423-68-0。

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。

赤藓红有什么用途？

主要应用于着色剂；食品添加剂。

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

Erythrosine · CAS 16423-68-0 · C20H8I4O5. UNII 1A878FZQ9B. Melting Point: 303 °C; Solubility: 0.7 mg/mL.

Identification

CAS Registry Number	16423-68-0
PubChem CID	3259
Molecular formula	C20H8I4O5
IUPAC name	3',6'-dihydroxy-2',4',5',7'-tetraiodospiro[2-benzofuran-3,9'-xanthene]-1-one
UNII (FDA)	1A878FZQ9B

Computed Descriptors

Molecular Weight	835.9
XLogP3	6
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	5
Rotatable Bond Count	0
Exact Mass	835.6551
Monoisotopic Mass	835.6551
Topological Polar Surface Area	76
Heavy Atom Count	29
Formal Charge	0

Physical & Chemical Properties

Melting Point	303 °C
Solubility	0.7 mg/mL

Physical description & handling notes

Liquid; Other Solid
Red powder or granules.
Solid
217.9 Å² [M-H]- [CCS Type: DT; Buffer gas: N2; Ionization: ESI-; Dataset: TOXCAST; Source Identifier: DTXSID7021233]
211.3 Å² [M+H]+ [CCS Type: DT; Buffer gas: N2; Ionization: ESI+; Dataset: TOXCAST; Source Identifier: DTXSID7044843]
211.7 Å² [M+H]+ [CCS Type: DT; Buffer gas: N2; Ionization: APCI+; Dataset: TOXCAST; Source Identifier: DTXSID7021233]

Regulatory Status

Regulatory & Food Contact	COLOUR: Food Additives CI FOOD RED 14 JECFA ADI: 0-0.1 mg/kg bw The Committee concluded that the new data that have become available since the previous evaluation of erythros ">TRS 1014-JECFA 86/27 FAS 77 JECFA 86/49
GHS notification summary	94.9% (37 / 39)

GHS Hazard Classification

GHS notification summary	94.9% (37 / 39)

This chemical does not meet GHS hazard criteria for 94.9% (37 of 39) of all reports.

Reported as not meeting GHS hazard criteria by 37 of 39 companies (only 5.1% companies provided GHS information). For more detailed information, please visit ECHA C&L website.

Documented Uses

Food Additives -> COLOUR -> JECFA Functional Classes
Cosmetics -> Hair dyeing; Cosmetic colorant
Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 3',6'-dihydroxy-2',4',5',7'-tetraiodo-: ACTIVE
Chemicals that emit light after excitation by light. The wave length of the emitted light is usually longer than that of the incident light. Fluorochromes are substances that cause fluorescence in other substances, i.e., dyes used to mark or label other compounds with fluorescent tags.

Synonyms

ERYTHROSINE; E127; 3',6'-dihydroxy-2',4',5',7'-tetraiodospiro[2-benzofuran-3,9'-xanthene]-1-one; FD & C red no. 3; 3',6'-dihydroxy-2',4',5',7'-tetraiodospiro(2-benzofuran-3,9'-xanthene)-1-one; FDC Red No. 3; RefChem:591122; Spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one, 3',6'-dihydroxy-2',4',5',7'-tetraiodo-, disodium salt; 16423-68-0; Erythrosine, sodium anhydrous; NSC-36685; Erythrosin B; Tetraiodofluorescein; 15905-32-5; Solvent Red 140; Iodeosin

Frequently Asked Questions

What are the CAS number and molecular formula of Erythrosine?

CAS 16423-68-0; molecular formula C20H8I4O5; molecular weight — g/mol.

What other names is Erythrosine known by?

ERYTHROSINE, E127, 3',6'-dihydroxy-2',4',5',7'-tetraiodospiro[2-benzofuran-3,9'-xanthene]-1-one, FD & C red no. 3, 3',6'-dihydroxy-2',4',5',7'-tetraiodospiro(2-benzofuran-3,9'-xanthene)-1-one, FDC Red No. 3.

What is the regulatory status of Erythrosine?

Documented regulatory listings: COLOUR: Food Additives; CI FOOD RED 14; JECFA ADI: 0-0.1 mg/kg bw.

Is Erythrosine classified as hazardous?

94.9% of GHS notifications report no hazard classification (37 of 39).

What are the key physical properties of Erythrosine?

Melting Point: 303 °C; Solubility: 0.7 mg/mL.

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.

赤藓红