5,6,7,8-Tetrahydroquinoxaline
- Product Name
- 5,6,7,8-Tetrahydroquinoxaline
- CAS No.
- 34413-35-9
- Chemical Name
- 5,6,7,8-Tetrahydroquinoxaline
- Synonyms
- TETRAHYDROQUINOXALINE;CYCLOHEXAPYRAZINE;FEMA 3321;FEMA NUMBER 3321;nutty quinoxaline;5,6,7,8-Tetrahydroquioxaline;5,6,7,8-TETRAHYDROQUINOXALINE;5,6,7,8-tetrahydro-quinoxalin;5.6.7.8-Tetrohydro quinoxaline;Quinoxaline, 5,6,7,8-tetrahydro-
- CBNumber
- CB7364693
- Molecular Formula
- C8H10N2
- Formula Weight
- 134.18
- MOL File
- 34413-35-9.mol
5,6,7,8-Tetrahydroquinoxaline Property
- Boiling point:
- 85 °C3 mm Hg(lit.)
- Density
- 1.061 g/mL at 25 °C(lit.)
- refractive index
- n20/D 1.542(lit.)
- FEMA
- 3321 | 5,6,7,8-TETRAHYDROQUINOXALINE
- Flash point:
- 195 °F
- storage temp.
- Sealed in dry,Room Temperature
- form
- clear liquid
- pka
- 2.24±0.20(Predicted)
- color
- Colorless to Yellow to Green
- Specific Gravity
- 1.1334
- Odor
- at 0.10 % in dipropylene glycol. musty nut roasted bean cereal corn chip cheese
- Odor Type
- nutty
- Water Solubility
- slightly soluble
- JECFA Number
- 952
- BRN
- 957053
- LogP
- 1.41
- CAS DataBase Reference
- 34413-35-9(CAS DataBase Reference)
- NIST Chemistry Reference
- 5,6,7,8-Tetrahydroquinoxaline(34413-35-9)
- EPA Substance Registry System
- Quinoxaline, 5,6,7,8-tetrahydro- (34413-35-9)
Safety
- Hazard Codes
- Xi
- Risk Statements
- 36/37/38
- Safety Statements
- 26-24/25-36
- WGK Germany
- 3
- TSCA
- Yes
- HS Code
- 29339900
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
- Precautionary statements
-
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash hands thoroughly after handling.
P264Wash skin thouroughly after handling.
P271Use only outdoors or in a well-ventilated area.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
N-Bromosuccinimide Price
- Product number
- W332100
- Product name
- 5,6,7,8-Tetrahydroquinoxaline
- Purity
- ≥97%, FG
- Packaging
- sample-k
- Price
- $54.6
- Updated
- 2024/03/01
- Product number
- W332100
- Product name
- 5,6,7,8-Tetrahydroquinoxaline
- Purity
- ≥97%, FG
- Packaging
- 25g
- Price
- $79.8
- Updated
- 2024/03/01
- Product number
- W332100
- Product name
- 5,6,7,8-Tetrahydroquinoxaline
- Purity
- ≥97%, FG
- Packaging
- 100g
- Price
- $236
- Updated
- 2024/03/01
- Product number
- W332100
- Product name
- 5,6,7,8-Tetrahydroquinoxaline
- Purity
- ≥97%, FG
- Packaging
- 1kg
- Price
- $1240
- Updated
- 2024/03/01
- Product number
- T1403
- Product name
- 5,6,7,8-Tetrahydroquinoxaline
- Purity
- >98.0%(GC)(T)
- Packaging
- 5g
- Price
- $44
- Updated
- 2024/03/01
5,6,7,8-Tetrahydroquinoxaline Chemical Properties,Usage,Production
Chemical Properties
CLEAR VERY SLIGHTLY YELLOW LIQUID
Occurrence
Reported found in cocoa, coffee, wheat bread, fried cured pork, pork liver, cocoa, coffee, roasted filbert, roasted peanut and roasted sesame seeds.
Definition
ChEBI: 5,6,7,8-Tetrahydroquinoxaline is a member of pyrazines.
Preparation
By condensation of alicyclic α, β-diketone with an α, β-diamine; condensation of an acyclic α, β-diamine with an α, β-dicarbonyl.
Aroma threshold values
Aroma characteristics at 1.0%: nutty roasted corn chip, peanut, hazelnut, toasted coconut, coffee, graham cracker, popcorn, toasted and roasted grain.
Taste threshold values
Taste characteristics from 5 to 10 ppm: roasted nutty, corn and popcorn, toasted grain and corn chip, taco fatty, basmati rice, hazelnut and roasted coffee-like. Taste characteristics at 10 ppm: nutty, musty, corn taco and popcorn-like.
5,6,7,8-Tetrahydroquinoxaline Preparation Products And Raw materials
Raw materials
Preparation Products
5,6,7,8-Tetrahydroquinoxaline Suppliers
View Lastest Price from 5,6,7,8-Tetrahydroquinoxaline manufacturers
- Product
- 5,6,7,8-Tetrahydroquinoxaline 34413-35-9
- Price
- US $32.00-1.10/kg
- Min. Order
- 1kg
- Purity
- 99%
- Supply Ability
- g-kg-tons, free sample is available
- Release date
- 2024-04-22
- Product
- 5,6,7,8-Tetrahydroquinoxaline 34413-35-9
- Price
- US $35.00-25.00/kg
- Min. Order
- 25kg
- Purity
- 99%
- Supply Ability
- 10 tons
- Release date
- 2024-02-26
- Product
- 5, 6, 7, 8-Tetrahydroquinoxaline 34413-35-9
- Price
- US $5.00-2.00/KG
- Min. Order
- 1KG
- Purity
- 99%
- Supply Ability
- 10000kg
- Release date
- 2023-03-21