BGC » Chemicals A-Z » 4-Ethylphenyl isocyanate

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Identify Suppliers 2025 Properties Safty

4-Ethylphenyl isocyanate

BGC Id:	462304657058
CAS No:	23138-50-3
Synonyms:	isocyanic acid 4-ethylphenyl ester ; 4-ethylphenyl isocyanate ; 1-ethyl-4-isocyanatobenzene(saltdata: free) ; 1-ethyl-4-isocyanato-benzene ; p-ethylphenyl isocyanate
Molecular Formula:	C2H5C6H4NCO
Molecular Weight:	147.17
EINECS:	245-446-9

The most competitive supplier in 2025

The following 2 notable providers have been checked and can be recommended.

Skyrun Industrial

Leap Chem

Molecular Formula: C9H9NO Molecular Weight: 147.17 Hazard Symbols: Xn,Xi UN Number: UN 2206 6.1/PG 3 WGKGermany: 3 PackingGroup: III

What other providers are available for CAS 23138-50-3?

The last intensive check and update was carried out on 2025/07/31.

Identify

Synonyms:

isocyanic acid 4-ethylphenyl ester ; 4-ethylphenyl isocyanate ; 1-ethyl-4-isocyanatobenzene(saltdata: free) ; 1-ethyl-4-isocyanato-benzene ; p-ethylphenyl isocyanate

CAS:

23138-50-3

EINECS:

245-446-9

Molecular Formula:

C2H5C6H4NCO

MDL:

MFCD00013881

Properties

Molecular Weight:

147.17 g·mol−1

Density:

1.024 g/mL at 25 °C(lit.)

Boiling point:

68 °C1 mm Hg(lit.)

Flash point:

190 ºF

Solubility:

Soluble in water (61.83 mg/l) at 25° C.

Suppliers

Skyrun Industrial Co., Ltd.

Company type: Leading producer

Skyrun Industrial Co.Limited, established in 2003, a state-controlled company (By Skyrun Corp. & High Hope) in China, specializing in developing, producing and handing raw pharmaceutical material and intermediates. We have expanded a compositive entity from initially only as a small manufacturer. We have extensive knowledge of domestic and international pharmaceutical markets. Skyrun Industrial Co., Ltd. also offers 2-Azetidinone. Our working range can be start from small amount in research stage to big bulk for industrial produc ...

Country: P.R.China Phone: +86-576-84015261 Telefax: +86-576-84015261

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Leap Chem Co., Ltd

Company type: Bulk and laboratory supplier

Country: P.R.China
Phone: +852-30606658

LEAPChem, a specialized fine chemicals supplier for research, development and production. LEAPChem provides nearly 50,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities. As a highly customer-oriented enterprise, we are committed to providing high-quality customer services and products to our global customers in a cost-effective and efficient manner. Our client list includes many major pharmac ...

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Safety Information

Hazard Symbols: Xn, Xi

Europe standard Hazard pictograms, code and definition

Hazard Classes:

6.1

Hazardous Substances Data:

Non-Regulated Material ¹

Risk Codes:

20/21/22-36/37/38 (R)

Safety Codes:

26-36 (S)

WGK Germany:

RID / ADR:

UN 2206 6.1 / PG 3

The following providers cannot be verified precisely. The companies have offered the product in the past, but despite all care, the companies could not confirm it 100 percent!

Santa Cruz Biotechnology, Inc.

Santa Cruz Biotechnology, Inc. now offers over 140,000 specialty biochemicals under our ChemCruz™ brand. Santa Cruz Biotechnology, Inc. is focused... Request

What other providers are available for CAS 23138-50-3?

In addition to the providers presented here for 4-Ethylphenyl isocyanate with the CAS number 23138-50-3, there are other 4 providers with slightly different product names available for this CAS number.

4-Ethylisocyanatobenzene

Dayang Chem (Hangzhou) Co.,Ltd. | BIOZOL Diagnostica Vertrieb GmbH +1 additional providers that we know from the past

1-Ethyl-4-isocyanatobenzene

AK Scientific, Inc.