Shanghai Nianxing Industrial Co., Ltd
China
Product Name: BENZENE, 1,3-DICHLORO-5-ETHYNYL-
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: BENZENE, 1,3-DICHLORO-5-ETHYNYL-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

99254-90-7

99254-90-7 structure

99254-90-7 structure

Name: BENZENE, 1,3-DICHLORO-5-ETHYNYL-
Chemical Name: 1,3-dichloro-5-ethynylbenzene
CAS Number: 99254-90-7
Molecular Formula: C₈H₄Cl₂
Molecular Weight: 171.02300
Create Date: 2017-02-05 21:12:15
Modify Date: 2025-08-26 16:22:45

Name	1,3-dichloro-5-ethynylbenzene
Synonyms	Benzene,1,3-dichloro-5-ethynyl 3,5-Dichlorophenylacetylene 1,3-dichloro-5-ethynyl benzene

Molecular Formula	C₈H₄Cl₂
Molecular Weight	171.02300
Exact Mass	169.96900
LogP	2.97470

Hazard Codes	Xi
HS Code	2903999090

351865-83-3 structure

351865-83-3

~86%

99254-90-7 structure

99254-90-7

Literature: 3-Dimensional Pharmaceuticals, Inc. Patent: US2002/169200 A1, 2002 ;

3032-81-3 structure

3032-81-3

~%

99254-90-7 structure

99254-90-7

Literature: MERCK and CO., INC. Patent: WO2006/14618 A2, 2006 ; Location in patent: Page/Page column 35 ; WO 2006/014618 A2

19752-55-7 structure

19752-55-7

~%

99254-90-7 structure

99254-90-7

Literature: Musso, David L; Clarke, Morris J; Kelley, James L; Boswell, G Evan; Chen, Grace Organic and biomolecular chemistry, 2003 , vol. 1, # 3 p. 498 - 506

Precursor 3
351865-83-3 3032-81-3 19752-55-7
DownStream 0

HS Code	2903999090
Summary	2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

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