红2G

Name: 红2G
Brand: 济南圣和化工有限公司

CAS 3734-67-6C18H13N3Na2O8S2MW 509.4

红2G，CAS 登记号 3734-67-6，由济南圣和化工有限公司现货供应，可提供纯度按批次COA提供(不公开发布) 的规格，下游主要用于着色剂；食品添加剂。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。

规格参数

CAS号3734-67-6

分子式C18H13N3Na2O8S2

分子量509.4

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

用途与场景

着色剂；食品添加剂

包装与供货

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

供货周期现货/按订单安排

文件与支持

每批随货提供 COA；可按需提供 MSDS 及技术文件。邮件注明产品名称与 CAS 号，一个工作日内回复报价。

常见问题

在哪里能查到红2G 的 CAS 号？

本页已列出红2G 的 CAS 号：3734-67-6，可与随货 COA 核对。

可以提供哪些规格和包装？

常见纯度为按批次COA提供(不公开发布)，包装形式为按订单/批次确认(不公开发布)，特殊规格可在询价时说明。

红2G 一般用在什么产品里？

主要涉及着色剂；食品添加剂。

下单流程是怎样的？

来信 info@591daili.com 或 WhatsApp 联系，提供产品名称、CAS 号与数量，确认价格与交期后即可安排发货，验收以批次 COA 为准。

PubChem 公开数据

Description

Red 2G · CAS 3734-67-6 · C18H13N3Na2O8S2. UNII 3365R6427R. Color Additive Status: 81.30.

Identification

CAS Registry Number	3734-67-6
PubChem CID	19522
Molecular formula	C18H13N3Na2O8S2
IUPAC name	disodium;5-acetamido-4-hydroxy-3-phenyldiazenylnaphthalene-2,7-disulfonate
UNII (FDA)	3365R6427R

Computed Descriptors

Molecular Weight	509.4
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	10
Rotatable Bond Count	3
Exact Mass	508.99394529
Monoisotopic Mass	508.99394529
Topological Polar Surface Area	205
Heavy Atom Count	33
Formal Charge	0
Complexity	863

Physical & Chemical Properties

Color Additive Status	81.30

Physical description & handling notes

Liquid; Wet Solid
Ext. D&C Red No. 11
None
formerly External Drugs, External Cosmetics

Regulatory Status

Regulatory & Food Contact	COLOUR: Food Additives AZOGERANINE JECFA ADI: 0-0.1 mg/kg bw Not re-evaluated by JECFA, but the provisions for Red 2G was withdrawn at CCFA50. TRS 669-JECFA 25/20 FAS 16-JECFA 25/169
GHS notification summary	94.7% (2096 / 2214)

GHS Hazard Classification

GHS notification summary	94.7% (2096 / 2214)

This chemical does not meet GHS hazard criteria for 94.7% (2096 of 2214) of all reports.

Reported as not meeting GHS hazard criteria by 2096 of 2214 companies (only 5.3% companies provided GHS information). For more detailed information, please visit ECHA C&L website.

Documented Uses

Food Additives -> COLOUR -> JECFA Functional Classes
Information on 2 consumer products that contain CI 18050 in the following categories is provided:
2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-(2-phenyldiazenyl)-, sodium salt (1:2): ACTIVE

Synonyms

3734-67-6; Red 2G; C.I. Acid Red 1; Lissamine Red 2G; C. I. Food Red 10; 1379 Red; DTXSID9044663; CI 18050; 3365R6427R; DTXCID7024663; azofloxin; RefChem:572118; Acid red 1; Azophloxine; Acid Red 2G; Amido Naphthol Red G

Frequently Asked Questions

What are the CAS number and molecular formula of Red 2G?

CAS 3734-67-6; molecular formula C18H13N3Na2O8S2; molecular weight — g/mol.

What other names is Red 2G known by?

3734-67-6, Red 2G, C.I. Acid Red 1, Lissamine Red 2G, C. I. Food Red 10, 1379 Red.

What is the regulatory status of Red 2G?

Documented regulatory listings: COLOUR: Food Additives; AZOGERANINE; JECFA ADI: 0-0.1 mg/kg bw.

Is Red 2G classified as hazardous?

94.7% of GHS notifications report no hazard classification (2096 of 2214).

What are the key physical properties of Red 2G?

Color Additive Status: 81.30.

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.

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供应商：济南圣和化工有限公司 · 一个工作日内回复。

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