 Home > Encyclopedia > 1-Methylpiperazine

1-Methylpiperazine

1-Methylpiperazine structure

CAS No:
109-01-3
Formula:
C5H12N2
Chemical Name:
1-Methylpiperazine
Synonyms:
Piperazine,1-methyl-;1-Methylpiperazine;N-Methylpiperazine;NSC 30195;NSC 30675;1-Methyl-1,4-piperazine;N-Methylpiperazine;1-Methyltetrahydro-1,4-diazine
Categories:
Pharmaceutical Intermediates > Heterocyclic Compound

Request for Quotation

Description

clear liquid

1-Methylpiperazine is a N-methylpiperazine.

1-Methylpiperazine Basic Attributes

Molecular Weight：

100.16

Exact Mass：

100.16

BRN：

102724

EC Number：

203-639-5

UNII：

B92I95EL9Q

NSC Number：

30675|30195

UN Number：

2920

DSSTox ID：

DTXSID4021898

HScode：

29335995

Characteristics

PSA：

15.3

XLogP3：

-0.4

Appearance：

Clear Liquid

Density：

0.89928 g/cm³ @ Temp: 25.00 °C

Melting Point：

-6 °C

Boiling Point：

138 °C

Flash Point：

108 °F

Refractive Index：

n20/D 1.466(lit.)

Water Solubility：

soluble

Storage Conditions：

StoreunderNitrogen

Vapor Pressure：

12 hPa (20 °C)

Vapor Density：

3.5 (vs air)

Toxicity：

LD50 orally in Rabbit: 2547 mg/kg LD50 dermal Rabbit 1341 mg/kg

Explosive limit：

1.2-9.9%(V)

Safety Information

Packing level：

III

Hazard category：

Transport codes：

UN 2734 8/PG 2

wgk germany：

hazard class code：

10-21-23-34-36/37/38-20/21

safety instructions：

16-26-36/37/39-45-36

RTECS Number：

TM1225000

Marks：

T,F,C,Xi

Hazard note：

Flammable/Toxic/Corrosive/Store under nitrogen

Stability/Shelf Life：

Stable under normal temperatures and pressures.

Precautionary statement(s)：

P261-P280-P305 + P351 + P338-P310

Hazard Statements：

H226-H312-H314-H331

Fire Hazards：

Corrosives, Flammable - 2nd degree

GHS Classification：

|Danger|H226 (99.71%): Flammable liquid and vapor [Warning Flammable liquids]|P210, P233, P240, P241, P242, P243, P260, P261, P264, P271, P272, P280, P284, P301+P330+P331, P302+P352, P303+P361+P353, P304+P312, P304+P340, P305+P351+P338, P310, P311, P312, P320, P321, P322, P333+P313, P363, P370+P378, P403+P233, P403+P235, P405, and P501|Aggregated GHS information provided by 350 companies from 26 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Drug Information

MeSH Entry Terms：

1-methylpiperazine

1-Methylpiperazine Use and Manufacturing

Uses

1-Methylpiperazine is used in the preparation of 2-(4-Methyl-1-piperazinylmethyl)acrylophenone(MPMAP)

Intermediates

Manufacturing Info：

All other chemical product and preparation manufacturing|Piperazine, 1-methyl-: ACTIVE

Use Classification：

Fire Hazards -> Corrosives, Flammable - 2nd degree

Computed Properties

Molecular Weight:100.16
XLogP3:-0.4
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:2
Exact Mass:100.100048391
Monoisotopic Mass:100.100048391
Topological Polar Surface Area:15.3
Heavy Atom Count:7
Complexity:48
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

Price Analysis

Make your 1-Methylpiperazine purchase based on the price and market insights! ECHEMI provides professional market insights with prices for you to make a better choice. Learn more on 1-Methylpiperazine prices .

Data: 2026-08-30
Price: 21000.00Yuan/ton
Change: 0

Recommended Suppliers of 1-Methylpiperazine

HANGZHOU LEAP CHEM CO., LTD. Contact Supplier

CN
5 YRS

Business licensed

Trader Supplier of Intermediates,Building blocks,API,Silicones,Peptides,Lab chemicals,Biochemicals,Pharmaceuticals,Screening Compounds,Food Additives

1-Methylpiperazine

CAS No.: 109-01-3

Content: 99.00%

Inquiry
Shandong Fantai Refined Biotechnology Co., Ltd Contact Supplier

CN
3 YRS

Business licensed

Distributor Supplier of (R)-3-hydroxypyrrolidine hydrochloride,(R)-Glycidyl butyrate,fine chemicals,2-dibromo-4,5-difluorobenzene,(S)-(+)-Mandelic acid,3-Bromo-1-propanol,1,1-Bis(hydroxymethyl)cyclopropane,1-Chloroethyl chloroformate,1-(3-Dimethylaminopropyl)-3-ethylcarbodiimide hydrochloride,Diethyl azodicarboxylate,Potassium tert-butoxide,Benzydamine hydrochloride,2-Methylpiperazine,Diisopropyl azodicarboxylate,N-Methylbenzylamine,Hexamethylphosphoramide

1-Methylpiperazine CAS 109-01-3 C5H12N2

CAS No.: 109-01-3

Content: 99%

Inquiry
Sinoway Industrial Co., Ltd. Contact Supplier

CN
4 YRS

Business licensed

Trader Supplier of Semaglutide,APIs,Alpha GPC,Liraglutide,Herbal Extract,Nervonic Acid,Coenzyme Q10,Herbal extracts,Guaiazulene,CDMO services,Pharmaceutical intermediates,Healthcare & Food Supplements,NAD,L-theanine,Glyoxylic acid,L-Glutathione reduced,Spermidine,Diosmin,Gliclazide,Cosmetic Raw Materials,Citicoline Sodium,Nervonic Acid

99.5% N-Methylpiperazine

CAS No.: 109-01-3

Grade: Chemical Grade

Content: 99.5%

Inquiry
Shanghai Worldyang Chemical Co.,Ltd. Contact Supplier

CN
5 YRS

Business licensed Certified factory

Manufactory Supplier of intermediates

1-Methylpiperazine

CAS No.: 109-01-3

Grade: Industrial Grade

Content: 99%

Inquiry
Changzhou Xuanming Pharmaceutical Techno Contact Supplier

CN
5 YRS

Business licensed

Trader Supplier of Peptides,Chemicals,API,Additives

Discount Price 1-Methylpiperazine 109-01-3

CAS No.: 109-01-3

Grade: Pharmaceutical Grade

Content: 99%

Inquiry