Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Purity: 98.0%
Stocking Period: 10 Day
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2-(2,4-hexadiynylidene)-1,6-dioxaspiro[4.4]non-3-ene
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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Contact: Ms Wang
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16863-61-9

16863-61-9 structure

16863-61-9 structure

Name: 2-(2,4-hexadiynylidene)-1,6-dioxaspiro[4.4]non-3-ene
Chemical Name: tonghaosu
CAS Number: 16863-61-9
Molecular Formula: C₁₃H₁₂O₂
Molecular Weight: 200.233
Create Date: 2021-09-14 13:29:57
Modify Date: 2025-08-23 16:59:53

Names
Properties

Name	tonghaosu
Synonyms	tonghaosu 2-(2,4-Hexadiyn-1-ylidene)-1,6-dioxaspiro[4.4]non-3-ene 2-(Hexa-2,4-diyn-1-ylidene)-1,6-dioxaspiro[4.4]non-3-ene EINECS 240-885-2 1,6-Dioxaspiro[4.4]non-3-ene, 2-(2,4-hexadiyn-1-ylidene)-

Density	1.2±0.1 g/cm3
Boiling Point	354.4±42.0 °C at 760 mmHg
Molecular Formula	C₁₃H₁₂O₂
Molecular Weight	200.233
Flash Point	152.8±27.4 °C
Exact Mass	200.083725
LogP	3.48
Vapour Pressure	0.0±0.8 mmHg at 25°C
Index of Refraction	1.581

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