苯基膦

Name: 苯基膦
Brand: 济南圣和化工有限公司

CAS 638-21-1C6H7PMW 110.09

苯基膦，CAS 登记号 638-21-1，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，下游主要用于有机化学品。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638-21-1

分子式C6H7P

分子量110.09

沸点320 to 322 °F at 760 mmHg (NTP, 1992)

LogP1.8

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

用途与场景

有机化学品

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

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常见问题

在哪里能查到苯基膦的 CAS 号？

本页已列出苯基膦的 CAS 号：638-21-1，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。

苯基膦一般用在什么产品里？

主要涉及有机化学品。

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PubChem 公开数据

Description

Phenylphosphine · CAS 638-21-1 · C6H7P. UNII 856X9KP929. Boiling Point: 320 to 322 °F at 760 mmHg (NTP, 1992); Boiling Point: 160.5 °C; Boiling Point: 160 °C.

Identification

CAS Registry Number	638-21-1
PubChem CID	12519
Molecular formula	C6H7P
IUPAC name	phenylphosphane
UNII (FDA)	856X9KP929

Computed Descriptors

Molecular Weight	110.09
XLogP3	1.8
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	0
Rotatable Bond Count	0
Exact Mass	110.028537221
Monoisotopic Mass	110.028537221
Topological Polar Surface Area	0
Heavy Atom Count	7
Formal Charge	0

Physical & Chemical Properties

Boiling Point	320 to 322 °F at 760 mmHg (NTP, 1992)
Boiling Point	160.5 °C
Boiling Point	160 °C
Boiling Point	320 °F
Density	Specific gravity @ 15 °C = 1.001
Density	1.001 at 59 °F
Density	1.001 @ 16°C
Density	(59 °F): 1.001
Vapor Density	3.79
Vapor Pressure	2.45 [mmHg]

Physical description & handling notes

Phenyl phosphine is a clear colorless liquid. (NTP, 1992)
Clear, colorless liquid with a foul odor; [NIOSH]
COLOURLESS LIQUID WITH PUNGENT ODOUR.
Clear, colorless liquid with a foul odor.
Clear, colorless liquid
Foul odor

GHS Hazard Classification

Reported hazard statements	H250 (100%), H301 (90.7%), H311 (90.7%), H315 (100%), H319 (100%), H331 (90.7%), H335 (100%), H227

H250 (100%): Catches fire spontaneously if exposed to air [Danger Pyrophoric liquids]

H301 (90.7%): Toxic if swallowed [Danger Acute toxicity, oral]

Documented Uses

Used as chemical intermediates; produced when phenylphosphinates are heated above 200 degrees C. [ACGIH]
Phenylphosphine may be used as an intermediate or a chemical reagent.
Primary phosphines are produced selectively, though only in moderate yield, by the acid-catalyzed reaction of phosphine with alkenes. /Primary phosphines/
The substance can be absorbed into the body by inhalation.

Synonyms

PHENYLPHOSPHINE; Phenyl phosphine; Phosphine, phenyl-; HSDB 7199; EINECS 211-325-4; NSC 511703; BRN 0741946; Phosphine, phenyl-,; UNII-856X9KP929; 856X9KP929; NSC-511703; PHENYLPHOSPHINE [HSDB]; DTXSID7073224; 4-16-00-00948 (Beilstein Handbook Reference); Phosphine, phenyl; (mono)phenylphosphine

Frequently Asked Questions

What are the CAS number and molecular formula of Phenylphosphine?

CAS 638-21-1; molecular formula C6H7P; molecular weight — g/mol.

What other names is Phenylphosphine known by?

PHENYLPHOSPHINE, Phenyl phosphine, Phosphine, phenyl-, HSDB 7199, EINECS 211-325-4, NSC 511703.

Is Phenylphosphine classified as hazardous?

Hazard statements reported: H250, H301, H311, H315, H319.

What are the key physical properties of Phenylphosphine?

Boiling Point: 320 to 322 °F at 760 mmHg (NTP, 1992); Boiling Point: 160.5 °C; Boiling Point: 160 °C; Boiling Point: 320 °F.

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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