DL-雌二醇

Name: DL-雌二醇
Brand: 济南圣和化工有限公司

CAS 17916-67-5C18H24O2MW 272.4

本页收录 DL-雌二醇，CAS 登记号为 17916-67-5，分子式 C18H24O2，分子量 272.4，归类于有机化学品。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	17916-67-5
分子式	C18H24O2
分子量	272.4
熔点	173
沸点	445.9±45.0
LogP	4.01
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

供应说明：DL-雌二醇常规包装为按订单/批次确认(不公开发布)，储存时应密封置于阴凉干燥处，避免与氧化剂混放。济南圣和化工有限公司支持国内物流发货，大货交期与运费以订单确认为准。

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 DL-雌二醇以外的配套原料，也欢迎一并列出需求清单。

常见问题

DL-雌二醇的 CAS 号是多少？

DL-雌二醇的 CAS 号为 17916-67-5。

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。

DL-雌二醇有什么用途？

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

DL-Estradiol · CAS 17916-67-5 · C18H24O2. UNII 4TI98Z838E. Boiling Point: 445.9±45.0; Melting Point: 173; Melting Point: 178.5 °C.

Identification

CAS Registry Number	17916-67-5
PubChem CID	5757
Molecular formula	C18H24O2
IUPAC name	(8R,9S,13S,14S,17S)-13-methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthrene-3,17-diol
UNII (FDA)	4TI98Z838E

Computed Descriptors

Molecular Weight	272.4
XLogP3	4
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	0
Exact Mass	272.177630004
Monoisotopic Mass	272.177630004
Topological Polar Surface Area	40.5
Heavy Atom Count	20
Formal Charge	0

Physical & Chemical Properties

Boiling Point	445.9±45.0
Melting Point	173
Melting Point	178.5 °C
Melting Point	178-179 °C
Solubility	3.6
Solubility	In water, 3.90 mg/L at 27 °C
Solubility	0.0036 mg/mL
LogP	4.01
LogP	3.15
Dissociation Constants	10.46±0.03

Physical description & handling notes

Solid
White powder.
White crystalline powder. Prisms from 80% alcohol
White or slightly yellow, small crystals or crystalline powder
Odorless
Very soluble in acetone, ethanol, dioxane

Regulatory Status

Regulatory & Food Contact	PRODUCTION_AID: Veterinary Drug 0-50 ng/kg bw TRS 893-JECFA 52/57 FAS 43-JECFA 52/43

GHS Hazard Classification

Reported hazard statements	H350 (39.6%), H351 (57.9%), H360 (82.4%), H362 (32.7%), H372 (34.6%), H400 (30.8%), H410 (36.5%)

H350 (39.6%): May cause cancer [Danger Carcinogenicity]

H351 (57.9%): Suspected of causing cancer [Warning Carcinogenicity]

Documented Uses

Use (kg; approx.) in Germany (2009): >250
Consumption (g per capita; approx.) in Germany (2009): 0.00305
Consumption (g per capita) in the USA (2002): 0.00183
For the treatment of urogenital symptoms associated with post-menopausal atrophy of the vagina (such as dryness, burning, pruritus and dyspareunia) and/or the lower urinary tract (urinary urgency and dysuria).
Animal Drugs -> FDA Approved Animal Drug Products (Green Book) -> Active Ingredients
Veterinary Drug -> PRODUCTION_AID -> JECFA Functional Classes

Synonyms

estradiol; beta-Estradiol; 50-28-2; 17beta-Estradiol; Oestradiol; Estrace; Dihydrofolliculin; Aquadiol; Diogynets; Divigel; Vivelle; Diogyn; Dihydrotheelin; Dihydroxyestrin; Dimenformon; Estraderm

Frequently Asked Questions

What are the CAS number and molecular formula of DL-Estradiol?

CAS 17916-67-5; molecular formula C18H24O2; molecular weight — g/mol.

What other names is DL-Estradiol known by?

estradiol, beta-Estradiol, 50-28-2, 17beta-Estradiol, Oestradiol, Estrace.

What is the regulatory status of DL-Estradiol?

Documented regulatory listings: PRODUCTION_AID: Veterinary Drug; 0-50 ng/kg bw; TRS 893-JECFA 52/57.

Is DL-Estradiol classified as hazardous?

Hazard statements reported: H350, H351, H360, H362, H372.

What are the key physical properties of DL-Estradiol?

Boiling Point: 445.9±45.0; Melting Point: 173; Melting Point: 178.5 °C; Melting Point: 178-179 °C.

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.