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Name	Hemicholinium-3-dibromide	EINECS	206-227-3
CAS No.	312-45-8	Density	g/cm³
PSA	58.92000	LogP	-4.21740
Solubility	N/A	Melting Point	180°; mp 226- 228° (dec)
Formula	C24H34 N2 O4 . 2 Br	Boiling Point	°Cat760mmHg
Molecular Weight	574.353	Flash Point	°C
Transport Information	N/A	Appearance	N/A
Safety	A poison by subcutaneous, intraperitoneal, and intravenous routes. See also BROMIDES. When heated to decomposition it emits very toxic fumes of NO_x and Br⁻.	Risk Codes	23/24/25-36/37/38
Molecular Structure		Hazard Symbols
Synonyms	2,2'-(4,4'-Biphenylylene)bis[2-hydroxy-4,4-dimethylmorpholiniumbromide] (6CI,7CI);Morpholinium,2,2'-(4,4'-biphenylylene)bis[2-hydroxy-4,4-dimethyl-, dibromide (8CI);Morpholinium, 2,2'-[1,1'-biphenyl]-4,4'-diylbis[2-hydroxy-4,4-dimethyl-,dibromide (9CI);Morpholinium compounds, 2,2'-(4,4'-biphenylylene)bis[2-hydroxy-4,4-dimethyl-bromide] (6CI);HC 3;Hemicholine;Hemicholinium 3;Hemicholinium 3 dibromide;Hemicholinium bromide;Hemicholinium dibromide;Hemicholinium-3 bromide;NSC527583;	Article Data	1

Hemicholinium-3-dibromide Chemical Properties

IUPAC Name: 2-[4-[4-(2-Hydroxy-4,4-dimethylmorpholin-4-ium-2-yl)phenyl]phenyl]-4,4-dimethylmorpholin-4-ium-2-ol dibromide
Molecular Formula: C₂₄H₃₄N₂O₄•2Br
Molecular Weight: 574.42g/mol
EINECS: 206-227-3
Transport information: UN 2811 6.1/PG 2
Freely Rotating Bonds: 5
Polar Surface Area: 36.92Å²
Solubility: 1.3 mg/mL soluble in ethanol
Form: solid
Color: white
The Cas Register Number of Hemicholinium-3-dibromide is 312-45-8.The chemical synonyms of Hemicholinium-3-dibromide (CAS NO.312-45-8) are 2,2’-(1,1’-Biphenyl)-4,4’-diylbis(2-hydroxy-4,4-dimethyl-morpholinium)dibrom ; 2,2’-(4,4’-Biphenylylene)bis(2-hydroxy-4,4-dimethyl-morpholiniudibromide ; Hc-3 ; Hemicholine ; Hemicholinium-3bromide ; Hemicholinium-3dibromide ; Hemicholiniumbromide .The molecular structure of Hemicholinium-3-dibromide (CAS NO.312-45-8) is.

Hemicholinium-3-dibromide Uses

Hemicholinium-3-dibromide (CAS NO.312-45-8) is used in biochemical study and as pharmaceutical. It can inhibit the transport of neurotransmitters into axon terminals or into storage vesicles within terminals.

Hemicholinium-3-dibromide Toxicity Data With Reference

1.	ipr-rat LD50:160 µg/kg	EJPHAZ European Journal of Pharmacology. 33 (1975),145.
2.	ipr-mus LD50:46 µg/kg	EJPHAZ European Journal of Pharmacology. 33 (1975),145.
3.	scu-mus LDLo:150 µg/kg	AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. 152 (1964),253.
4.	ivn-mus LD50:80 µg/kg	TXAPA9 Toxicology and Applied Pharmacology. 27 (1974),666.
5.	ivn-dog LD50:750 µg/kg	JMPCAS Journal of Medicinal and Pharmaceutical Chemistry. 4 (1961),505.
6.	ivn-cat LD50:300 µg/kg	JMPCAS Journal of Medicinal and Pharmaceutical Chemistry. 4 (1961),505.
7.	ivn-rbt LD50:250 µg/kg	AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. 119 (1959),20.
8.	ipr-gpg LDLo:300 µg/kg	IRNEAE International Review of Neurobiology. 2 (1960),77.

Hemicholinium-3-dibromide Consensus Reports

Reported in EPA TSCA Inventory.

Hemicholinium-3-dibromide Safety Profile

A poison by subcutaneous, intraperitoneal, and intravenous routes. See also BROMIDES. When heated to decomposition it emits very toxic fumes of NO_x and Br⁻.
Hazard Codes: Toxic T
Risk Statements: 23/24/25-36/37/38
R23/24/25: Toxic by inhalation, in contact with skin and if swallowed.
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37/39-45
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection.
HazardClass: 6.1(b)

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