Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Benzene,1,2-diethynyl-(9CI)
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Benzene, 1,2-diethynyl- (9CI)
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Shanghai Amole Biotechnology Co., Ltd.
China
Product Name: Benzene,1,2-diethynyl-(9CI)
Price: ￥Inquiry/100mg ￥Inquiry/1g ￥Inquiry/250mg ￥Inquiry/5g
Purity: 97.0%
Stocking Period: Inquiry
Contact: Xiyao Wang
Email: 3623107365@qq.com

21792-52-9

21792-52-9 structure

21792-52-9 structure

Name: Benzene,1,2-diethynyl-(9CI)
Chemical Name: 1,2-diethynylbenzene
CAS Number: 21792-52-9
Molecular Formula: C₁₀H₆
Molecular Weight: 126.155
Create Date: 2018-07-14 15:41:24
Modify Date: 2025-08-20 19:02:45

Name	1,2-diethynylbenzene
Synonyms	Benzene,1,2-diethynyl 2,3-diethynylbenzene Benzene, 1,2-diethynyl- Benzene, diethynyl- Diethynylbenzene o-Diethynylbenzene HCCC6H4CCH-o Benzene,1,2-diethynyl-(9CI)

Density	1.0±0.1 g/cm3
Boiling Point	200.3±23.0 °C at 760 mmHg
Molecular Formula	C₁₀H₆
Molecular Weight	126.155
Flash Point	62.4±16.7 °C
Exact Mass	126.046951
LogP	2.58
Vapour Pressure	0.5±0.2 mmHg at 25°C
Index of Refraction	1.567

HS Code	2902909090

Precursor 8
851758-56-0 33432-54-1 583-53-9 615-42-9
643-79-8 38274-16-7 126-33-0 91-14-5
DownStream 10
90-30-2 92855-12-4 90-14-2 90-13-1
612-94-2 2876-78-0 130-15-4 90-11-9
91-20-3 604-53-5

HS Code	2902909090
Summary	2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.