ChemicalBook > CAS DataBase List > TRANS-2-DODECENAL

TRANS-2-DODECENAL

Product Name
TRANS-2-DODECENAL
CAS No.
20407-84-5
Chemical Name
TRANS-2-DODECENAL
Synonyms
2-DODECENAL;2-Dodecenal, (E)-;(E)-2-dodecenal;DODEC-2-ENAL;FEMA 2402;(E)-dodec-2-enal;(E)-2-Dodecen-1-al;T2 DODECENAL;2-DODECEN-1-AL;3-NONYLACROLEIN
CBNumber
CB8360526
Molecular Formula
C12H22O
Formula Weight
182.3
MOL File
20407-84-5.mol
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TRANS-2-DODECENAL Property

Melting point:
2°C (estimate)
Boiling point:
93 °C0.5 mm Hg(lit.)
Density 
0.849 g/mL at 25 °C(lit.)
vapor pressure 
34Pa at 25℃
refractive index 
n20/D 1.457(lit.)
Flash point:
>230 °F
form 
Liquid
color 
Colorless to light yellow
Odor
at 1.00 % in dipropylene glycol. citrus metallic mandarin orange waxy aldehydic
Odor Type
herbal
Water Solubility 
3.21mg/L at 20℃
BRN 
2434537
LogP
4.892 at 25℃
CAS DataBase Reference
20407-84-5(CAS DataBase Reference)
EPA Substance Registry System
2-Dodecenal, (2E)- (20407-84-5)
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Safety

Hazard Codes 
C
Risk Statements 
34
Safety Statements 
26-36/37/39-45
RIDADR 
UN 1760 8/PG 3
WGK Germany 
2
RTECS 
JR5150000
F 
10-23
HS Code 
2912.19.5000
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H314Causes severe skin burns and eye damage

H315Causes skin irritation

H319Causes serious eye irritation

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P310Immediately call a POISON CENTER or doctor/physician.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
W240206
Product name
trans-2-Dodecenal
Purity
≥95%, FCC, FG
Packaging
sample-k
Price
$54.6
Updated
2024/03/01
Sigma-Aldrich
Product number
W240206
Product name
trans-2-Dodecenal
Purity
≥95%,stabilized,FG
Packaging
100g
Price
$101
Updated
2024/03/01
Sigma-Aldrich
Product number
W240206
Product name
trans-2-Dodecenal
Purity
≥95%,stabilized,FG
Packaging
1kg
Price
$646
Updated
2024/03/01
Sigma-Aldrich
Product number
W240206
Product name
trans-2-Dodecenal
Purity
≥95%,stabilized,FG
Packaging
5kg
Price
$2700
Updated
2024/03/01
TCI Chemical
Product number
D2068
Product name
trans-2-Dodecenal
Purity
>90.0%(GC)
Packaging
25mL
Price
$43
Updated
2024/03/01
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TRANS-2-DODECENAL Chemical Properties,Usage,Production

Chemical Properties

2-Dodecenal is a colorless liquid with a powerful aldehydic, mandarin, citrus-like odor. It may be prepared as described earlier, see 2-hexenal,. 2-Dodecenal is used in flavors and fragrances to create orangemandarin- like citrus notes.

Chemical Properties

2-Dodecenal has a powerful, fatty, citrus-like odor at low levels and a mandarin taste.

Occurrence

Reported found in orange peel oil, kumquat peel oil, milk (0.0006 ppm), grilled and roasted beef, cured pork, roasted peanut (0.02 to 0.11 ppm), coriander leaf and unprocessed rice. Its presence has also been reported in the essential oils of Eryngium facidum and Achasma walang Val.

Uses

Trans-2-Dodecenal is a component of essential oils from Cymbocarpum anethoides and a volatile compound of virgin rapeseed oil.

Definition

ChEBI: A trans-2,3-unsaturated fatty aldehyde that is (E)-dodec-2-ene in which the allylic methyl group has been oxidised to the corresponding aldehyde.

Preparation

By condensation of acetaldehyde with decanal; also from α-bromolauric acid by way of the ethyl ester and alcohol.

Aroma threshold values

Detection: 1.4 ppb; aroma characteristics at 0.1% in neobee oil: fatty, waxy, metallic, fatty tallow, greasy, meaty, green vegetative cucumber with chicken and cilantro notes.

Taste threshold values

Taste characteristics at 0.1 ppm: strong aldehydic, soapy, vegetative green, celery and cucumber-like, banana musty, chicken fatty and brothy.

Flammability and Explosibility

Non flammable

Trade name

Mandarin Aldehyde (Firmenich).

TRANS-2-DODECENAL Preparation Products And Raw materials

Raw materials

Preparation Products

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TRANS-2-DODECENAL Suppliers

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View Lastest Price from TRANS-2-DODECENAL manufacturers

JINING XINHE CHEMICAL CO., LTD
Product
TRANS-2-DODECENAL 20407-84-5
Price
US $0.00-0.00/kg
Min. Order
1kg
Purity
98%
Supply Ability
10ton
Release date
2024-07-23
Career Henan Chemical Co
Product
TRANS-2-DODECENAL 20407-84-5
Price
US $1.00/KG
Min. Order
1KG
Purity
98%
Supply Ability
1
Release date
2018-08-09

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  • 3-NONYLACROLEIN
  • trans-2-Dodecen-1-yl Aldehyde
  • 2-Dodecenal, (E)-
  • Einecs 243-797-2
  • (E)-dodec-2-enal
  • (E)-2-Dodecen-1-al
  • (E)-2-dodecenal
  • trans-Dodec-2-enal
  • T2 DODECENAL
  • TRANS-2-DODECEN-1-AL
  • TRANS-2-DODECENAL
  • DODEC-2-ENAL
  • FEMA 2402
  • 2-DODECEN-1-AL
  • 2-DODECENAL
  • (E)-dodec-2-en-1-al
  • TRANS-2-DODECENAL 93+% FCC
  • 2-dodecenal,(E)-2-dodecenal,β-octylacrolein
  • 2-Dodecenal, (2E)-
  • TRANS-2-DODECENE-1-AL
  • 2-TRANS-DODECENAL
  • <i>trans</i>-2-Dodecenal
  • trans-2-Dodecenal&gt
  • trans-2-dodecen-1-al/(E)-2-dodecenal
  • ALDEHYDE MANDARINE
  • trans-2-Dodecenal >=95%, stabilized, FG
  • (2E)-Dodec-2-enal
  • Mandarine Aldehyde
  • 20407-84-5
  • 20407-89-5
  • CH3CH28CHCHCHO
  • Alphabetical Listings
  • C-D
  • Flavors and Fragrances