黄211

Name: 黄211
Brand: 济南圣和化工有限公司

CAS 70528-90-4C15H12ClN5O4MW 361.74

黄211（CAS 70528-90-4）属有机化学品类产品，分子式 C15H12ClN5O4，分子量 361.74。济南圣和化工有限公司常年现货供应该产品，常规纯度按批次COA提供(不公开发布)，可按客户需求安排分装包装，欢迎邮件或来电询价。

产品概览

CAS号	70528-90-4
分子式	C15H12ClN5O4
分子量	361.74
LogP	3.4
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	有机化学品
类别	有机化学品

应用领域

有机化学品

该产品的下游应用集中在有机化学品。不同客户工艺差异较大，我们支持按需提供样品与小批量试用。

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。如需黄211 以外的配套原料，也欢迎一并列出需求清单。

常见问题

黄211 的 CAS 号是多少？

黄211 的 CAS 号为 70528-90-4。

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。

黄211 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

Yellow 211 · CAS 70528-90-4 · C15H12ClN5O4. UNII NS00061188. LogP: 3.4.

Identification

CAS Registry Number	70528-90-4
PubChem CID	51086
Molecular formula	C15H12ClN5O4
IUPAC name	5-[(4-chloro-2-nitrophenyl)diazenyl]-1-ethyl-2-hydroxy-4-methyl-6-oxopyridine-3-carbonitrile
UNII (FDA)	NS00061188

Computed Descriptors

Molecular Weight	361.74
XLogP3	3
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	7
Rotatable Bond Count	3
Exact Mass	361.0577816
Monoisotopic Mass	361.0577816
Topological Polar Surface Area	135
Heavy Atom Count	25
Formal Charge	0

Physical & Chemical Properties

LogP	3.4

Regulatory Status

GHS notification summary	78.3% (18 / 23)

GHS Hazard Classification

GHS notification summary	78.3% (18 / 23)
Reported hazard statements	H400 (17.4%), H410 (21.7%)

This chemical does not meet GHS hazard criteria for 78.3% (18 of 23) of all reports.

H400 (17.4%): Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]

Documented Uses

3-Pyridinecarbonitrile, 5-[2-(4-chloro-2-nitrophenyl)diazenyl]-1-ethyl-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-: ACTIVE

Synonyms

Disperse Yellow 211; 86836-02-4; 3-Pyridinecarbonitrile, 5-((4-chloro-2-nitrophenyl)azo)-1-ethyl-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-; 5-[(4-CHLORO-2-NITROPHENYL)AZO]-1-ETHYL-1,2-DIHYDRO-6-HYDROXY-4-METHYL-2-OXONICOTINONITRILE; 5-((4-Chloro-2-nitrophenyl)azo)-1-ethyl-1,2-dihydro-6-hydroxy-4-methyl-2-oxonicotinonitrile; 3-Pyridinecarbonitrile, 5-[(4-chloro-2-nitrophenyl)azo]-1-ethyl-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-; RefChem:505145; 274-660-5; 3-Pyridinecarbonitrile, 5-(4-chloro-2-nitrophenyl)azo-1-ethyl-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-; 617-927-7; 70528-90-4; 5-[(4-Chloro-2-nitrophenyl)azo]-1-ethyl-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-3-pyridinecarbonitrile; 5-[(4-chloro-2-nitrophenyl)diazenyl]-1-ethyl-2-hydroxy-4-methyl-6-oxopyridine-3-carbonitrile; 5-((4-Chloro-2-nitrophenyl)azo)-1-ethyl-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-3-pyridinecarbonitrile; EINECS 274-660-5; EC 274-660-5

Frequently Asked Questions

What are the CAS number and molecular formula of Yellow 211?

CAS 70528-90-4; molecular formula C15H12ClN5O4; molecular weight — g/mol.

What other names is Yellow 211 known by?

Disperse Yellow 211, 86836-02-4, 3-Pyridinecarbonitrile, 5-((4-chloro-2-nitrophenyl)azo)-1-ethyl-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-, 5-[(4-CHLORO-2-NITROPHENYL)AZO]-1-ETHYL-1,2-DIHYDRO-6-HYDROXY-4-METHYL-2-OXONICOTINONITRILE, 5-((4-Chloro-2-nitrophenyl)azo)-1-ethyl-1,2-dihydro-6-hydroxy-4-methyl-2-oxonicotinonitrile, 3-Pyridinecarbonitrile, 5-[(4-chloro-2-nitrophenyl)azo]-1-ethyl-1,2-dihydro-6-hydroxy-4-methyl-2-oxo-.

Is Yellow 211 classified as hazardous?

78.3% of GHS notifications report no hazard classification (18 of 23).

What are the key physical properties of Yellow 211?

LogP: 3.4.

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.