双脲

Name: 双脲
Brand: 济南圣和化工有限公司

CAS 110-21-4C2H6N4O2MW 118.10

济南圣和化工有限公司现供应有机化学品——双脲（CAS 110-21-4），分子式 C2H6N4O2，分子量 118.10。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	110-21-4
分子式	C2H6N4O2
分子量	118.10
熔点	471 to 473 °F (NTP, 1992)
LogP	-2.1
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

济南圣和化工有限公司位于山东济南，主营化工原料供应，精选产品齐全，覆盖有机化学品、无机化学品、食品添加剂、医药中间体等多个大类。我们随货提供 COA 分析证书，一个工作日内回复报价，欢迎国内外采购方长期合作。

常见问题

双脲的 CAS 号是多少？

双脲的 CAS 号为 110-21-4。

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。

双脲有什么用途？

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

BIUREA · CAS 110-21-4 · C2H6N4O2. UNII POJ4UOY01H. Melting Point: 471 to 473 °F (NTP, 1992); Melting Point: 258 °C; Solubility: In water, 238 mg/L at 16 °C.

Identification

CAS Registry Number	110-21-4
PubChem CID	8039
Molecular formula	C2H6N4O2
IUPAC name	(carbamoylamino)urea
UNII (FDA)	POJ4UOY01H

Computed Descriptors

Molecular Weight	118.10
XLogP3	-2.1
Hydrogen Bond Donor Count	4
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	0
Exact Mass	118.04907545
Monoisotopic Mass	118.04907545
Topological Polar Surface Area	110
Heavy Atom Count	8
Formal Charge	0

Physical & Chemical Properties

Melting Point	471 to 473 °F (NTP, 1992)
Melting Point	258 °C
Solubility	In water, 238 mg/L at 16 °C
Vapor Pressure	0.0000595 [mmHg]

Physical description & handling notes

Biurea is a white powder. (NTP, 1992)
White solid; [CAMEO]
Plates from water
less than 1 mg/mL at 66 °F (NTP, 1992)
5.9X10-5 mm Hg at 25 °C /Estimated/
log Kow = -2.37 /Estimated/

Regulatory Status

GHS notification summary	88.1% (37 / 42)

GHS Hazard Classification

GHS notification summary	88.1% (37 / 42)
Reported hazard statements	H315 (11.9%), H319 (11.9%), H335 (11.9%)

This chemical does not meet GHS hazard criteria for 88.1% (37 of 42) of all reports.

H315 (11.9%): Causes skin irritation [Warning Skin corrosion/irritation]

Documented Uses

Used as a chemical intermediate in the production of azodicarbonamide (a high volume chemical blowing agent); [HSDB]
Used as a chemical intermediate in the production of azodicarbonamide, a large volume chemical blowing agent.
The unsubstituted parent semicarbazide is best made from urea and hydrazine; using excess urea, hydrazodicarbonamide is formed.
/Hydrazodicarboxamide/ is made by refluxing an aqueous solution of urea and hydrazine.
1,2-Hydrazinedicarboxamide: ACTIVE
/In animals/ the compound is mainly excreted in the feces and to a smaller part in the urine after oral dosing.

Synonyms

Biurea; 110-21-4; 1,2-HYDRAZINEDICARBOXAMIDE; Ureidourea; Bicarbamamide; Bicarbamimidic acid; Hydrazodicarbonamide; Hydrazodicarboxamide; Hydradicarbonamide; Hydrazocarbonamide; Urea, ureido-; Pseudourea, 3-ureido-; Semicarbazide, 1-carbamoyl-; Ureidoureacarboxamide; N,N'-Biscarbamoylhydrazine; 1,1-Hydrazoformamide

Frequently Asked Questions

What are the CAS number and molecular formula of BIUREA?

CAS 110-21-4; molecular formula C2H6N4O2; molecular weight — g/mol.

What other names is BIUREA known by?

Biurea, 110-21-4, 1,2-HYDRAZINEDICARBOXAMIDE, Ureidourea, Bicarbamamide, Bicarbamimidic acid.

Is BIUREA classified as hazardous?

88.1% of GHS notifications report no hazard classification (37 of 42).

What are the key physical properties of BIUREA?

Melting Point: 471 to 473 °F (NTP, 1992); Melting Point: 258 °C; Solubility: In water, 238 mg/L at 16 °C; Vapor Pressure: 0.0000595 [mmHg].

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.

双脲