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142-64-3

Basic Information
CAS No.: 142-64-3
Name: Piperazine, hydrochloride (1:2)
Article Data: 59
Cas Database
Molecular Structure:
Molecular Structure of 142-64-3 (Piperazine, hydrochloride (1:2))
Formula: C4H10N2·2ClH
Molecular Weight: 159.059
Synonyms: Piperazine,dihydrochloride (6CI,8CI,9CI);Ascarex D;Diethylenediamine dihydrochloride;Dihydro Pip Wormer;Dowzene DHC;Piperazine hydrochloride;Piperazine wormerpremix;Piperazinium dichloride;
EINECS: 205-551-2
Density: 1.92g/cm3
Melting Point: 248-250
Boiling Point: 149.3 °C at 760 mmHg
Flash Point: 49.7 °C
Solubility: Slightly soluble in water
Appearance: White to cream-colored needles or powder
Hazard Symbols: HarmfulXn
Risk Codes: 36/37/38-42/43
Safety: 22-26-36/37
Transport Information: N/A
PSA: 24.06000
LogP: 1.44080
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Consensus Reports

Reported in EPA TSCA Inventory. EPA Genetic Toxicology Program.

Standards and Recommendations

OSHA PEL: TWA 5 mg/m3
ACGIH TLV: TWA 5 mg/m3
NIOSH REL: (Piperazine) TWA 5.0 mg/m3

Specification

The Piperazine dihydrochloride, with the CAS registry number 142-64-3, is also known as Diethylenediamine dihydrochloride. Its EINECS number is 205-551-2. This chemical's molecular formula is C4H10N2·2ClH and molecular weight is 159.06. What's more, its systematic name is Piperazine dihydrochloride. Its classification codes are: (1)Agricultural Chemical; (2)Mutation data; (3)Nematocide. This chemical is stable at common pressure and temperature, and it should be sealed and stored in a cool and dry place. Moreover, it should be protected from oxides.

Physical properties of Piperazine dihydrochloride are: (1)ACD/LogP: -1.171; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -4.44; (4)ACD/LogD (pH 7.4): -3.58; (5)ACD/BCF (pH 5.5): 1.00; (6)ACD/BCF (pH 7.4): 1.00; (7)ACD/KOC (pH 5.5): 1.00; (8)ACD/KOC (pH 7.4): 1.00; (9)#H bond acceptors: 2; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 0; (12)Polar Surface Area: 6.48 Å2; (13)Flash Point: 49.7 °C; (14)Enthalpy of Vaporization: 38.62 kJ/mol; (15)Boiling Point: 149.3 °C at 760 mmHg; (16)Vapour Pressure: 4.05 mmHg at 25°C.

When you are using this chemical, please be cautious about it as the following:
This chemical is irritating to eyes, respiratory system and skin. It may cause sensitisation by inhalation and skin contact. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. You should not breathe dust. When using it, you need wear suitable protective clothing and gloves.

You can still convert the following datas into molecular structure:
(1)SMILES: Cl.Cl.N1CCNCC1
(2)Std. InChI: InChI=1S/C4H10N2.2ClH/c1-2-6-4-3-5-1;;/h5-6H,1-4H2;2*1H
(3)Std. InChIKey: CVVIJWRCGSYCMB-UHFFFAOYSA-N

The toxicity data is as follows:  

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 1970mg/kg (1970mg/kg) LUNGS, THORAX, OR RESPIRATION: RESPIRATORY STIMULATION Japanese Journal of Pharmacology. Vol. 17, Pg. 475, 1967.
mouse LD50 subcutaneous 2030mg/kg (2030mg/kg)   Arzneimittel-Forschung. Drug Research. Vol. 4, Pg. 649, 1954.
rat LD50 oral 4900mg/kg (4900mg/kg)   Guide to the Chemicals Used in Crop Protection. Vol. 6, Pg. 416, 1973.