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p-Tolualdehyde

Product Name
p-Tolualdehyde
CAS No.
104-87-0
Chemical Name
p-Tolualdehyde
Synonyms
4-METHYLBENZALDEHYDE;Benzaldehyde, 4-methyl-;p-Toluic aldehyde;p-Tolualdehyde ,98%;P-METHYLBENZALDEHYDE;FEMA 3068;4-TOLUALDEHYDE;PTAL;TOLYLALDEHYDE;P-Touladehyde
CBNumber
CB3774896
Molecular Formula
C8H8O
Formula Weight
120.15
MOL File
104-87-0.mol
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p-Tolualdehyde Property

Melting point:
-6 °C
Boiling point:
204-205 °C (lit.) 82-85 °C/11 mmHg (lit.)
Density 
1.019 g/mL at 25 °C (lit.)
vapor pressure 
0.33 hPa (25 °C)
FEMA 
3068 | TOLUALDEHYDES (MIXED O,M,P)
refractive index 
n20/D 1.545(lit.)
Flash point:
176 °F
storage temp. 
Store below +30°C.
solubility 
water: soluble0.25 g/L at 25°C
form 
Liquid
color 
Clear colorless to yellow
Odor
at 5.00 % in dipropylene glycol. fruity cherry deep phenolic
Odor Type
fruity
explosive limit
0.9-5.6%(V)
Water Solubility 
0.25 g/L (25 ºC)
Sensitive 
Air Sensitive
BRN 
385772
InChIKey
FXLOVSHXALFLKQ-UHFFFAOYSA-N
LogP
2.25
CAS DataBase Reference
104-87-0(CAS DataBase Reference)
NIST Chemistry Reference
Benzaldehyde, 4-methyl-(104-87-0)
EPA Substance Registry System
4-Methylbenzaldehyde (104-87-0)
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Safety

Hazard Codes 
Xn
Risk Statements 
22-36/37/38-36/38
Safety Statements 
26-36-37/39
RIDADR 
NA 1993 / PGIII
WGK Germany 
1
RTECS 
CU7034500
9-23
Autoignition Temperature
395 °C DIN 51794
TSCA 
Yes
HS Code 
29122900
Hazardous Substances Data
104-87-0(Hazardous Substances Data)
Toxicity
LD50 orally in Rabbit: 1600 mg/kg
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

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

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

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.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
W306800
Product name
p-Tolualdehyde
Purity
≥97%, FG
Packaging
1kg
Price
$66.9
Updated
2024/03/01
Sigma-Aldrich
Product number
W306800
Product name
p-Tolualdehyde
Purity
≥97%, FG
Packaging
10Kg
Price
$419
Updated
2024/03/01
Sigma-Aldrich
Product number
W306800
Product name
p-Tolualdehyde
Purity
≥97%, FG
Packaging
25kg
Price
$868
Updated
2024/03/01
Sigma-Aldrich
Product number
8.06179
Product name
4-Methylbenzaldehyde
Purity
for synthesis
Packaging
250ML
Price
$93.5
Updated
2024/03/01
Sigma-Aldrich
Product number
41423
Product name
p-Tolualdehyde
Purity
analytical standard
Packaging
1ml
Price
$68.4
Updated
2022/05/15
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p-Tolualdehyde Chemical Properties,Usage,Production

Chemical Properties

Clear colorless to pale yellow liquid. Soluble in alcohol and oils. Sweet-herbaceous, Bitter-almond-like moderately tenacious odor. Not as pungent as Benzaldehyde, but more herbaceous-warm. Intensely sweet, warm-fruity and Bitteralmond-like taste in concentrations lower than 500 ppm.

Uses

p-Tolualdehyde is made by the Vilsmeier reaction employing toluene and dimethylformamide or the Guttermann–Koch reaction employing toluene and carbon monoxide.

Uses

p-Tolualdehyde is used as an intermediate for the synthesis of pharmaceuticals, dyes perfumes and agrochemicals. It is also used as a fixative of flavorings. It is also used as an important organic intermediates, used for spices, triphenylmethane dye synthesis, etc.

Uses

p-Tolualdehyde may be used as an analytical reference standard for the quantification of the analyte in the following:

  • Air samples using high-performance liquid chromatography with UV detection (HPLC-UV).
  • Mango cultivars using gas chromatography (GC) and gas chromatography-mass spectrometry (GC-MS).

Definition

ChEBI: A tolualdehyde compound with the methyl substituent at the 4-position.

Preparation

p-Tolualdehyde is prepared by oxidation of mixed Tolylalcohols.

Synthesis Reference(s)

Journal of the American Chemical Society, 105, p. 7175, 1983 DOI: 10.1021/ja00362a028
Tetrahedron Letters, 29, p. 6265, 1988 DOI: 10.1016/S0040-4039(00)82321-7

General Description

p-Tolualdehyde (4-Methylbenzaldehyde) is an aromatic aldehyde. It has been generated as major oxygenated product during the UV light irradiated oxygenation of p-xylene, via photoinduced electron transfer mechanism. It undergoes condensation reaction with diiron μ-ethylidyne complex to afford μ-vinylcarbyne complex (92% yield).

Flammability and Explosibility

Not classified

Purification Methods

Steam distil the aldehyde, dry it with CaSO4, then fractionally distil it. [Beilstein 7 IV 672.]

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p-Tolualdehyde Suppliers

Qingdao and Fine Chemical Co., Ltd. -
Tel
0532-66915948
Fax
86-532-66916851
Email
sxq@unionfinechem.com
Country
China
ProdList
47
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62
Shandong Vantage Specialty Chemicals Biotechnology Co., Ltd.
Tel
133-96369453 18678026865
Fax
0536-2101172
Email
sdfantai@163.com
Country
China
ProdList
869
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58
Nanjing Tiangong Industrial Co., Ltd
Tel
18083705188; 18083705188
Email
sales@tg-chemical.com
Country
China
ProdList
125
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58
Hebei Zhentian food additives Co., LTD
Tel
0319-5925599 13373390591
Email
13933732699@163.com
Country
China
ProdList
12269
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58
Shanghai Boyle Chemical Co., Ltd.
Tel
021-50182298 021-50180596
Fax
+86-21-57758967
Email
sales@boylechem.com
Country
China
ProdList
2208
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J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
96815
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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
Alfa Aesar
Tel
400-6106006
Fax
021-67582001/03/05
Email
saleschina@alfa-asia.com
Country
China
ProdList
30123
Advantage
84
TCI (Shanghai) Development Co., Ltd.
Tel
021-67121386
Fax
021-67121385
Email
Sales-CN@TCIchemicals.com
Country
China
ProdList
24529
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81
Beijing HwrkChemical Technology Co., Ltd
Tel
010-89508211 18501085097
Fax
010-89508210
Email
sales.bj@hwrkchemical.com
Country
China
ProdList
8418
Advantage
55
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View Lastest Price from p-Tolualdehyde manufacturers

Hebei Zhuanglai Chemical Trading Co Ltd
Product
p-Tolualdehyde 104-87-0
Price
US $55.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
20 tons
Release date
2024-11-15
Hebei Weibang Biotechnology Co., Ltd
Product
p-Tolualdehyde 104-87-0
Price
US $10.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
10 mt
Release date
2024-10-24
Hebei Chuanghai Biotechnology Co,.LTD
Product
p-Tolualdehyde 104-87-0
Price
US $9.10/KG
Min. Order
1KG
Purity
99.%
Supply Ability
10 ton
Release date
2024-08-20

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