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O-Methyltyramine

HCID 4657
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Basic information

CAS
2045-79-6
Standard SMILES
COc1ccc(CCN)cc1
InChIKey
LTPVSOCPYWDIFU-UHFFFAOYSA-N
Molecular formula
C9H13NO
Average molar mass
151.21 g/mol
Monoisotopic mass
151.09971404

Overview

4-methoxyphenylethylamine is a primary amino compound consisting of ethylamine having a 4-methoxyphenyl substituent at the 2-position. It derives from a hydride of a 2-phenylethylamine.

Names & identifiers

Preferred name
O-Methyltyramine
IUPAC
2-(4-methoxyphenyl)ethanamine
English name
4-Methoxyphenethylamine
Molecular formula
C9H13NO
Molecular weight
151.21

Names & synonyms

4-Methoxyphenethylamine55-81-2Homoanisylaminep-Methoxyphenethylamine4-MethoxybenzeneethanamineO-Methyltyramine4-MethoxyphenylethylamineBenzeneethanamine, 4-methoxy-P-METHOXYPHENYLETHYLAMINE2-(4-Methoxyphenyl)Ethan-1-AmineTyramine, O-methyl-USAF EL-52
Show more names
2-(4-Methoxyphenyl)ethanamineMethyl Tyramine2-(4-METHOXYPHENYL)ETHYLAMINE4-MPEAusafel-52RARECHEM AL BW 0058
PHENETHYLAMINE, p-METHOXY-NSC 43687EINECS 200-245-5BRN 0508967DTXSID6058764NSC-436872-(4-methoxyphenyl)-ethylamineCHEBI:266039

Database identifiers

CAS
2045-79-6、55-81-2
PubChem CID
4657
DTXSID
DTXSID6058764
ChEMBL
CHEMBL101036
ChEBI
CHEBI:266039
UNII
UCE8P23XWF
EC Number
200-245-5、218-066-6
Nikkaji
J74.924I

Properties

Computed structural properties

XLogP
1.6
Topological polar surface area
35.3 Ų
Hydrogen bond donors
1
Hydrogen bond acceptors
2
Rotatable bonds
3
Heavy atoms
11
Formal charge
0
Complexity
97.7

Physicochemical properties

Melting point
249 · 249-251°C
Boiling point
138 · 138-140 °C20 mm Hg(lit.)
Density
1.031 g/mL · 1.031 g/mL at 20 °C(lit.)
refractive index
20 · n20/D 1.538(lit.)
Flash point
230 °F · >230 °F
storage temp.
2 · 2-8°C
solubility
Chloroform (Sparingly), Methanol (Slightly)
pka
9.96 · 9.96±0.10(Predicted)
form
liquid
color
light yellow
BRN
508967 · 508967
InChI
InChI=1S/C9H13NO/c1-11-9-4-2-8(3-5-9)6-7-10/h2-5H,6-7,10H2,1H3
InChIKey
LTPVSOCPYWDIFU-UHFFFAOYSA-N
SMILES
C1(CCN)=CC=C(OC)C=C1
CAS DataBase Reference
55 · 55-81-2(CAS DataBase Reference)
EWG's Food Scores
1 · 1

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

GHS classification

GHS Classification · 6 items

This chemical does not meet GHS hazard criteria for 0.9% (1 of 106) of reports.

Danger

H314 (99.1%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]

P260, P264, P264+P265, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P321, P363, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 106 reports by companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Danger

Hazard information

Regulatory Information · 2 items

REACH registered substance: p-methoxyphenethylamine (EC: 200-245-5)

2-(4-Methoxyphenyl)-ethylamine: Does not have an individual approval but may be used under an appropriate group standard

Hazard Classes and Categories · 2 items

Skin Corr. 1C (99.1%)

Skin Corr. 1B (100%)

Safety data

F
10-23
PPE
Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
wgk
3
tsca
TSCA listed
rtecs
SH7875000
ridadr
UN 2735 8/PG 3
hs_code
29222900
risk_code
34
Signal word
Danger
Symbol(GHS)
GHS05

Chemistry & industry

Uses & manufacturing

General Manufacturing InformationBenzeneethanamine, 4-methoxy-: ACTIVE

Applications

Uses4-Methoxyphenethylamine an inhibitor of the deamination of tyramine and tryptamine. It is intermediates of ritodrine. ritodrine is an adrenergic β2 receptor agonists used to prevent premature birth.

General Description4-Methoxyphenethylamine inhibits the monoamine oxidase-catalyzed deamination of both tyramine and tryptamine.

Upstream & downstream products

Upstream raw materials

3-(4-Methoxyphenyl)propionamide1-(2-azidoethyl)-4-methoxy-benzene1-Methoxy-4-(2-nitroethyl)benzene1-(4-Methoxyphenyl)-2-nitroethylene4-Methoxystyrene4-Methoxyphenethyl alcohol4-Methoxybenzyl cyanide

Downstream products

4-Methoxyphenethyl bromideN,N-dimethyl-4-methoxyphenylethylamine4-Methoxy-N-(phenylmethylene)benzeneethanamine

Related reactions

149 records
New reaction record
HRID 2837 reaction equation
HRID 2837As reactantuspto-grants-1998_03
HRID 12345 reaction equation
HRID 12345As reactantuspto-grants-2010_06
HRID 12347 reaction equation
HRID 12347As reactantuspto-grants-2010_06
HRID 12361 reaction equation
HRID 12361As reactantuspto-grants-2010_06
HRID 14804 reaction equation
HRID 14804As reactantuspto-grants-2010_06
HRID 14845 reaction equation
HRID 14845As reactantuspto-grants-2010_06
HRID 48625 reaction equation
HRID 48625As reactantuspto-grants-2004_03
HRID 52595 reaction equation
HRID 52595As reactantuspto-grants-1997_04
Page 1 of 19

Compound notes

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On this pageBasic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
More actions
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FDA UNII
8 P23XWF · UCE8P23XWF
NIST Chemistry Reference
4 · Benzeneethanamine, 4-methoxy-(55-81-2)
EPA Substance Registry System
4 · Benzeneethanamine, 4-methoxy- (55-81-2)
UNSPSC Code
12352100 · 12352100
NACRES
22 · NA.22
Symbol(GHS)
5 · GHS05
Signal word
Danger
Hazard statements
314 · H314
Precautionary statements
280 · P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363-P405
PPE
Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
Hazard Codes
C,T
Risk Statements
34 · 34
Safety Statements
26 · 26-36/37/39-45-27
RIDADR
2735 · UN 2735 8/PG 3
WGK Germany
3 · 3
RTECS
7875000 · SH7875000
F
10 · 10-23
Hazard Note
Toxic/Corrosive
TSCA
TSCA listed
HazardClass
8 · 8
PackingGroup
II
HS Code
29222900 · 29222900
Storage Class
8 A · 8A - Combustible corrosive hazardous materials
Hazard Classifications
1 B · Skin Corr. 1B
REACH Registrations
Active
Limited Quantities
5 L · 5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid)
Excepted Quantities
Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)
hazard_code
C,T
hazard_note
Toxic/Corrosive
safety_code
26-36/37/39-45-27
hazard_class
8
Storage Class
8A - Combustible corrosive hazardous materials
packing_group
II
Hazard statements
H314
Limited Quantities
5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid)
Excepted Quantities
Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)
REACH Registrations
Active
Hazard Classifications
Skin Corr. 1B
Precautionary statements
P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363-P405
2-Cyano-N-[2-(4-methoxyphenyl)ethyl]acetamide
Benzenesulfonamide, 5-(2-aminoethyl)-2-methoxy-

Additional notes

DefinitionChEBI: 4-methoxyphenylethylamine is a primary amino compound consisting of ethylamine having a 4-methoxyphenyl substituent at the 2-position. It derives from a hydride of a 2-phenylethylamine.