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Name	Disodium 5'-Inosinate	EINECS	225-146-4
CAS No.	4691-65-0	Density	2.31g/cm3
PSA	195.49000	LogP	-1.27550
Solubility	N/A	Melting Point	175 °C
Formula	C₁₀H₁₁N₄Na₂O₈P	Boiling Point	851.4 °C at 760 mmHg
Molecular Weight	392.173	Flash Point	468.7 °C
Transport Information	N/A	Appearance	white powder
Safety	22-26-36-45	Risk Codes	23/24/25-36/37/38
Molecular Structure		Hazard Symbols	T, Xi
Synonyms	5'-Inosinicacid, disodium salt (7CI,8CI,9CI);5'-IMP di-Na salt;5'-IMP disodium salt;Disodium 5'-IMP;Disodium IMP;Disodium inosinate;Disodium inosine 5'-monophosphate;Disodium inosine 5'-phosphate;E 631(food enhancement agent);IMP disodium salt;IMP sodium salt;Inosine5'-monophosphate disodium;Inosine 5'-monophosphate disodium salt;Inosine monophosphate disodium salt;Sodium inosinate;	Article Data	1

Disodium 5'-Inosinate Chemical Properties

IUPAC: disodium [(2R,3S,4R,5R)-3,4-dihydroxy-5-(6-oxo-3H-purin-
9-yl)oxolan-2-yl]methyl phosphate
mp :175 °C
MF: C₁₀H₁₁N₄Na₂O₈P
Boiling Point: 851.4 °C at 760 mmHg
Vapour Pressure: 7.7E-31 mmHg at 25°C
EINECS: 225-146-4
Synonyms: 5’-impdisodiumsalt ; disodiumimp ; disodiuminosine5’-phosphate ; inosin-5’-monophosphatedisodium;inosine5’-monophosphatedisodium ; sodium5-inosinate ; sodiuminosinate ; 1-5'-P SODIUM SALT
Molecular Weight:392.1696
Flash Point: 468.7 °C
Enthalpy of Vaporization: 129.65 kJ/mo
The Structure of DISODIUM INOSINATE (4691-65-0):

Disodium 5'-Inosinate Toxicity Data With Reference

1.	cyt-ham:fbr 1 g/L	FCTOD7 Food and Chemical Toxicology. 22 (1984),623.
2.	orl-rat LD50:15,900 mg/kg	AJINO* Ajinomoto Co., Inc. (9W. 57th St., Suite 4625, New York, NY 10019)
3.	ipr-rat LD50:4850 mg/kg	AJINO* Ajinomoto Co., Inc. (9W. 57th St., Suite 4625, New York, NY 10019)
4.	scu-rat LD50:3900 mg/kg	AJINO* Ajinomoto Co., Inc. (9W. 57th St., Suite 4625, New York, NY 10019)
5.	ivn-rat LD50:2730 mg/kg	AJINO* Ajinomoto Co., Inc. (9W. 57th St., Suite 4625, New York, NY 10019)
6.	orl-mus LD50:12 g/kg	TIDZAH Tokyo Ika Daigaku Zasshi. Journal of Tokyo Medical College. 24 (1966),553.
7.	ipr-mus LD50:5400 mg/kg	TIDZAH Tokyo Ika Daigaku Zasshi. Journal of Tokyo Medical College. 24 (1966),553.
8.	scu-mus LD50:5480 mg/kg	AJINO* Ajinomoto Co., Inc. (9W. 57th St., Suite 4625, New York, NY 10019)
9.	ivn-mus LD50:3300 mg/kg	TIDZAH Tokyo Ika Daigaku Zasshi. Journal of Tokyo Medical College. 24 (1966),553.

Disodium 5'-Inosinate Consensus Reports

Reported in EPA TSCA Inventory.

Disodium 5'-Inosinate Safety Profile

Moderately toxic by several routes. An experimental teratogen. Mutation data reported. When heated to decomposition it emits toxic fumes of PO_x, NO_x, and Na₂O.
Safety Information of DISODIUM INOSINATE (4691-65-0):
Hazard Codes : T,Xi
T : Toxic
Xi : Irritant
Risk Statements : 23/24/25-36/37/38 (Toxic by inhalation, in contact with skin and if swallowed;Irritating to eyes, respiratory system and skin )
Safety Statements : 22-26-36-45 [Do not breathe dust;In case of contact with eyes, rinse immediately with plenty of water and seek medical advice;Wear suitable protective clothing;In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)]
WGK Germany : 3
RTECS: NM7519500

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