Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

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

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 1-(Trimethylsilyl)-1-propyne
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

6224-91-5

6224-91-5 structure

6224-91-5 structure

Name: 1-(Trimethylsilyl)-1-propyne
Chemical Name: 1-(Trimethylsilyl)-1-propyne
CAS Number: 6224-91-5
Molecular Formula: C₆H₁₂Si
Molecular Weight: 112.245
Catalog: Chemical reagent Organic reagent Silane
Create Date: 2018-09-24 18:32:29
Modify Date: 2026-07-03 00:33:25

Name	1-(Trimethylsilyl)-1-propyne
Synonyms	1-(TRIMETYHLSILYL)PROPYNE Trimethylsilyl-1-Propyne (TMSP) 1-(Trimethylsilyl)propyne triMethyl(prop-1-yn-1-yl)silane trimethyl(prop-1-yn-1-yl)silane TRIMETHYL-1-PROPYNYLSILANE MFCD00009271 1-Propynyltrimethylsilane 1-TMS-1-PROPYNE 1-(Trimethylsilyl)propyne,Trimethyl-1-propynylsilane TRIMETHYL SILYL-1-PROPYNE 1-(triMethylsilylpropynethree) METHYL TRIMETHYLSILYLACETYLENE 1-(trimethylsilyl) propionate TriMethyl-1-propyn-1-ylsilane 1-TRIMETHYLSILYLPROPYNE-1 trimethylsilylpropyne 1-Methyl-2- triMethylsilylacetylene TIMTEC-BB SBB009046 (1-Propynyl)trimethylsilane Methyl(triMethylsilyl)ethyne Tritrimethylmethylproyne Silane, trimethyl-1-propynyl EINECS 228-314-5 1-(TRIMETHYLSILYL)-1-PROPYNE trimethyl(prop-1-ynyl)silane 1-(trimethylsilyl)prop-1-yne Silane, trimethyl-1-propyn-1-yl TRIMETHYLSILYLPROPYNE 1-Methyl-2- triMethylsilylacety 1-(TRIMETHYLSILYL)-1-PROPYNE, 1-(TRIMETHYLSILYL)-1-PROPYNE, 1-(TRIMETHYLSILYL)-1-PROPYNE TriMethyl(1-propyn-1-yl)silane Trimethyl(1-propyn-1-yl)silane

Density	0.758
Boiling Point	99-100 ºC
Melting Point	-69°C
Molecular Formula	C₆H₁₂Si
Molecular Weight	112.245
Flash Point	4 ºC
Exact Mass	112.070824
LogP	2.70
Vapour density	>1 (vs air)
Vapour Pressure	43.9±0.1 mmHg at 25°C
Index of Refraction	1.418-1.42
Storage condition	0-6°C

Hazard Codes	F:Flammable;Xi:Irritant;
Risk Phrases	R11;R36/37/38
Safety Phrases	S16-S26-S36-S37/39
RIDADR	UN 1993 3/PG 2
WGK Germany	3
Packaging Group	II
Hazard Class	3
HS Code	2931900090

Precursor 10
74-99-7 1066-54-2 83268-94-4 83268-89-7
83268-92-2 78012-45-0 75-77-4 36551-06-1
5272-36-6 4529-04-8
DownStream 9
109-09-1 40925-52-8 372-48-5 21752-80-7
420-56-4 112390-65-5 14630-42-3 74-99-7
23773-30-0

HS Code	2931900090
Summary	2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

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