1,3-二甲基脲

Name: 1,3-二甲基脲
Brand: 济南圣和化工有限公司

CAS 96-31-1C3H8N2OMW 88.11

1,3-二甲基脲，CAS 登记号 96-31-1，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，下游主要用于肥料。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96-31-1

分子式C3H8N2O

分子量88.11

熔点226 °F (NTP, 1992)

沸点514 to 518 °F at 760 mmHg (NTP, 1992)

LogP-0.5

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)

应用领域肥料

类别肥料

用途与场景

肥料

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 1,3-二甲基脲的 CAS 号？

本页已列出 1,3-二甲基脲的 CAS 号：96-31-1，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。

1,3-二甲基脲一般用在什么产品里？

主要涉及肥料。

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

1,3-Dimethylurea · CAS 96-31-1 · C3H8N2O. UNII WAM6DR9I4X. Boiling Point: 514 to 518 °F at 760 mmHg (NTP, 1992); Boiling Point: 268-270 °C; Boiling Point: 269.00 °C. @ 760.00 mm Hg.

Identification

CAS Registry Number	96-31-1
PubChem CID	7293
Molecular formula	C3H8N2O
IUPAC name	1,3-dimethylurea
UNII (FDA)	WAM6DR9I4X

Computed Descriptors

Molecular Weight	88.11
XLogP3	-0.5
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	1
Rotatable Bond Count	0
Exact Mass	88.063662883
Monoisotopic Mass	88.063662883
Topological Polar Surface Area	41.1
Heavy Atom Count	6
Formal Charge	0

Physical & Chemical Properties

Boiling Point	514 to 518 °F at 760 mmHg (NTP, 1992)
Boiling Point	268-270 °C
Boiling Point	269.00 °C. @ 760.00 mm Hg
Melting Point	226 °F (NTP, 1992)
Melting Point	108 °C
Melting Point	108.00 °C. @ 760.00 mm Hg
Melting Point	102-107 °C
Flash Point	154 °C
Density	1.142
Density	1.1 g/cm³

Physical description & handling notes

N,n'-dimethylurea appears as colorless crystals. (NTP, 1992)
Dry Powder
Colorless solid; [Hawley] Sheet; [Alfa Aesar MSDS] Colorless powder; [OECD SIDS: 1,3-Dimethylurea - 2003]
Solid
COLOURLESS-TO-WHITE CRYSTALLINE POWDER.
RHOMBIC BIPYRAMIDAL CRYSTALS FROM CHLOROFORM-ETHER

Regulatory Status

GHS notification summary	98.8% (169 / 171)

GHS Hazard Classification

GHS notification summary	98.8% (169 / 171)
Reported hazard statements	H373

This chemical does not meet GHS hazard criteria for 98.8% (169 of 171) of all reports.

Reported as not meeting GHS hazard criteria by 169 of 171 companies (only 1.2% companies provided GHS information). For more detailed information, please visit ECHA C&L website.

Documented Uses

Used in pharmaceutical manufacturing; [Hawley] Used as an intermediate to make caffeine, pharmachemicals, textile aids, herbicides, paints, and cleaning products; [OECD SIDS: 1,3-Dimethylurea - 2003]
Not Known or Reasonably Ascertainable
Information on 2 consumer products that contain Dimethyl Urea in the following categories is provided:
All Other Basic Organic Chemical Manufacturing

Synonyms

1,3-DIMETHYLUREA; N,N'-Dimethylurea; 96-31-1; sym-Dimethylurea; Urea, N,N'-dimethyl-; Symmetric dimethylurea; Urea, 1,3-dimethyl-; N,N'-Dimethylharnstoff; DTXSID5025156; WAM6DR9I4X; NSC-14910; DTXCID605156; CHEBI:80472; RefChem:72748; 202-498-7; Dimethylurea

Frequently Asked Questions

What are the CAS number and molecular formula of 1,3-Dimethylurea?

CAS 96-31-1; molecular formula C3H8N2O; molecular weight — g/mol.

What other names is 1,3-Dimethylurea known by?

1,3-DIMETHYLUREA, N,N'-Dimethylurea, 96-31-1, sym-Dimethylurea, Urea, N,N'-dimethyl-, Symmetric dimethylurea.

Is 1,3-Dimethylurea classified as hazardous?

98.8% of GHS notifications report no hazard classification (169 of 171).

What are the key physical properties of 1,3-Dimethylurea?

Boiling Point: 514 to 518 °F at 760 mmHg (NTP, 1992); Boiling Point: 268-270 °C; Boiling Point: 269.00 °C. @ 760.00 mm Hg; Melting Point: 226 °F (NTP, 1992).

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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