ChemicalBook > CAS DataBase List > 5-Methylthiophene-2-carboxaldehyde

5-Methylthiophene-2-carboxaldehyde

Product Name
5-Methylthiophene-2-carboxaldehyde
CAS No.
13679-70-4
Chemical Name
5-Methylthiophene-2-carboxaldehyde
Synonyms
5-METHYL-2-THIOPHENECARBOXALDEHYDE;5-METHYLTHIOPHENE-2-CARBALDEHYDE;2-Formyl-5-methylthiophene;FEMA 3209;AKOS B015983;bread thiophene;AKOS BBS-00003245;TIMTEC-BB SBB004249;LABOTEST-BB LT00936047;5-Methyl-2-thenaldehyde
CBNumber
CB6243962
Molecular Formula
C6H6OS
Formula Weight
126.18
MOL File
13679-70-4.mol
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5-Methylthiophene-2-carboxaldehyde Property

Melting point:
184-186 °C
Boiling point:
114 °C/25 mmHg (lit.)
Density 
1.17 g/mL at 25 °C (lit.)
refractive index 
n20/D 1.583(lit.)
FEMA 
3209 | 5-METHYL-2-THIOPHENECARBOXALDEHYDE
Flash point:
190 °F
storage temp. 
2-8°C
solubility 
Soluble in ether and ethanol.
form 
Liquid
Specific Gravity
1.180
color 
Clear yellow to brown
Odor
at 0.10 % in dipropylene glycol. sweet almond cherry furfural woody acetophenone
Odor Type
fruity
Sensitive 
Air Sensitive
JECFA Number
1050
BRN 
106896
InChIKey
VAUMDUIUEPIGHM-UHFFFAOYSA-N
LogP
1.48
CAS DataBase Reference
13679-70-4(CAS DataBase Reference)
NIST Chemistry Reference
5-Methyl-2-thiophenecarboxaldehyde(13679-70-4)
EPA Substance Registry System
2-Thiophenecarboxaldehyde, 5-methyl- (13679-70-4)
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
23-24/25-36-26-7/9-37
WGK Germany 
3
8
Hazard Note 
Irritant
TSCA 
T
HazardClass 
IRRITANT, AIR SENSITIVE
HS Code 
29349990
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H227Combustible liquid

Precautionary statements

P403+P235Store in a well-ventilated place. Keep cool.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
W320900
Product name
5-Methyl-2-thiophenecarboxaldehyde
Purity
FG
Packaging
100g
Price
$270
Updated
2024/03/01
Sigma-Aldrich
Product number
W320900
Product name
5-Methyl-2-thiophenecarboxaldehyde
Purity
FG
Packaging
1kg
Price
$1850
Updated
2024/03/01
Sigma-Aldrich
Product number
M84410
Product name
5-Methyl-2-thiophenecarboxaldehyde
Purity
98%
Packaging
25g
Price
$48.9
Updated
2024/03/01
TCI Chemical
Product number
M0911
Product name
5-Methylthiophene-2-carboxaldehyde
Purity
>97.0%(GC)
Packaging
5g
Price
$16
Updated
2024/03/01
TCI Chemical
Product number
M0911
Product name
5-Methylthiophene-2-carboxaldehyde
Purity
>97.0%(GC)
Packaging
25g
Price
$61
Updated
2024/03/01
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5-Methylthiophene-2-carboxaldehyde Chemical Properties,Usage,Production

Description

May be synthesized from thiophene (or its derivatives) and formamide in the presence of POCl3; from N-(2-thenyl)formaldimines.

Chemical Properties

CLEAR YELLOW TO BROWN LIQUID

Occurrence

Reported found in French fried potato, roasted peanuts, tomato, wheat bread, raw chicken, cooked beef, pork liver, cognac, malt whiskey, coffee, popcorn, krill, shrimp and okra

Uses

5-Methylthiophene-2-carboxaldehyde is used as a food additive. It is an analytical reagent. The reagent has been synthesized and characterized using IR, 1H NMR and Mass spectral data.

Definition

ChEBI: 5-Methyl-2-thiophenecarboxaldehyde is a member of thiophenes.

Preparation

From thiophene (or its derivatives) and formamide in the presence of POCl3; from N-(2-thienyl)formaldimines.

Taste threshold values

Taste characteristics at 5 ppm: sweet, almond, fruity, heliotropine and nutty

General Description

5-Methyl-2-thiophenecarboxaldehyde can be obtained as a product from 2-thiophenecarboxaldehyde via metalation, and alkylation, followed by a series of reactions.

5-Methylthiophene-2-carboxaldehyde Preparation Products And Raw materials

Raw materials

Preparation Products

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5-Methylthiophene-2-carboxaldehyde Suppliers

Wuhan zhijingcheng Pharmaceutical Technology Co.,Ltd
Tel
027-13986215-120 13871097899
Fax
13986215120
Email
372928708@qq.com
Country
China
ProdList
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58
J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
96815
Advantage
76
Meryer (Shanghai) Chemical Technology Co., Ltd.
Tel
021-61259108 18621169109
Fax
86-21-61259102
Email
market03@meryer.com
Country
China
ProdList
40228
Advantage
62
INTATRADE GmbH
Tel
+49 3493/605464
Fax
+49 3493/605470
Email
sales@intatrade.de
Country
Germany
ProdList
3572
Advantage
66
Alfa Aesar
Tel
400-6106006
Fax
021-67582001/03/05
Email
saleschina@alfa-asia.com
Country
China
ProdList
30123
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84
TCI (Shanghai) Development Co., Ltd.
Tel
021-67121386
Fax
021-67121385
Email
Sales-CN@TCIchemicals.com
Country
China
ProdList
24529
Advantage
81
Energy Chemical
Tel
021-021-58432009 400-005-6266
Fax
021-58436166
Email
sales8178@energy-chemical.com
Country
China
ProdList
44688
Advantage
61
Capot Chemical Co., Ltd
Tel
+86 (0) 571 85 58 67 18
Fax
0086-571-85864795
Email
sales@capotchem.com
Country
China
ProdList
18207
Advantage
66
Beijing Ouhe Technology Co., Ltd
Tel
010-82967028 13552068683
Fax
+86-10-82967029
Email
2355560935@qq.com
Country
China
ProdList
12390
Advantage
60
JinYan Chemicals(ShangHai) Co.,Ltd.
Tel
13817811078
Fax
86-021-50426522,50426273
Email
sales@jingyan-chemical.com
Country
China
ProdList
9976
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60
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View Lastest Price from 5-Methylthiophene-2-carboxaldehyde manufacturers

Hebei Weibang Biotechnology Co., Ltd
Product
5-Methylthiophene-2-carboxaldehyde 13679-70-4
Price
US $0.00-0.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
500000kg
Release date
2024-10-30
Hebei Yanxi Chemical Co., Ltd.
Product
5-Methylthiophene-2-carboxaldehyde 13679-70-4
Price
US $40.00/kg
Min. Order
1kg
Purity
0.99
Supply Ability
10 tons
Release date
2023-10-13
Hebei Mojin Biotechnology Co.,Ltd
Product
5-Methylthiophene-2-carboxaldehyde 13679-70-4
Price
US $0.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
50000KG/month
Release date
2024-08-27

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