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Produktnavn: |
Natural gamma butyrolactone |
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CAS: |
96-48-0 |
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MF: |
C4H6O2 |
|
MW: |
86.09 |
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EINECS: |
202-509-5 |
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Mol-fil: |
96-48-0.mol |
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|
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Melting point |
−45 ° C (lys.) |
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Kokepunkt |
204-205 °C(lit.) |
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density |
1,12 g / ml ved 25 ° C (opplyst) |
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damptetthet |
3 (vs air) |
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damptrykk |
1.5 mm Hg ( 20 °C) |
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brytningsindeks |
n20 / D 1.436 (lys) |
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FEMA |
3291 | 4-HYDROXYBUTANOIC ACID LACTONE |
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Fp |
209 °F |
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storage temp. |
2-8 ° C |
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form |
neat |
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explosive limit |
16% |
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Vannløselighet |
BLANDBARE |
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JECFA Number |
219 |
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Merck |
13,1596 |
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BRN |
105248 |
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Stability: |
Stable. Hygroscopic. Incompatible with strong oxidizing agents, strong acids, strong bases, strong reducing agents. |
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InChIKey |
YEJRWHAVMIAJKC-UHFFFAOYSA-N |
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CAS DataBase Referanse |
96-48-0(CAS DataBase Reference) |
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NIST Chemistry Reference |
«Gamma» -Butyrolactone (96-48-0) |
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EPA Substance Registry System |
.gamma.-Butyrolactone (96-48-0) |
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Hazard Codes |
Xn,F |
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Risk Statements |
22-36-67-41-20 / 21 / 22-11 |
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Safety Statements |
26-36-39-36 / 37-16 |
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WGK Germany |
1 |
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RTECS |
LU3500000 |
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Selvantennelsestemperatur |
851 ° F |
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TSCA |
Yes |
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HS Code |
29322980 |
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Data om farlige stoffer |
96-48-0(Hazardous Substances Data) |
|
Toksisitet |
LD50 oralt hos rotter: 17,2 ml / kg (Smyth) |
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Kjemiske egenskaper |
Fargeløs gjennomsiktig væske Den er blandbar med vann og den generelle organiske og lett løselig i alifatiske hydrokarboner. |
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Kategori |
Flammable substance |
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Toksisitetsgradering |
Midten |
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Akutt forgiftning |
oral rotte LD50: 1540 mg / kg; oral-mus LD50: 1720 mg / kg |
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Hazardous characteristics of the explosive |
Eksplosibel når reagerer med butanol, 2,4-diklorfenol og natriumhydroksid |
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Flammability hazard |
Flammable in case of heat, open flame; being able to react with oxidant; releasing toxic pungent smoke when in the process of pyrolysis. |
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Storage and transportation properties |
Make sure ventilating, low temperature and drying in the warehouse; separate from the oxidant; prevent fires. |
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Slokkemiddel |
Dry powder, carbon dioxide, foam |
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Hendelse |
Rapportert funnet som aconstituent i kaffe aroma; en flyktig smakskomponent i stekt filbertsbrønn. Også rapportert funnet i tomat, potet, soyabønner, bønner, eddik, sopp, stekt kylling, biff, cider, øl, vin, kamskjell og muslinger. |
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Bruker |
r-butyrolactone is one kind of important fine chemicalintermediate, simultaneously also is one kind of performance fine highboiling point solvent, ideal antioxidant, plasticizer,extracting agent, absorbent, dispersing agent, solid stain, Coagulation Reagent. |
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Bruker |
Mellomliggende i syntesen av polyvinylpyrrolidon, DL-metionin, piperidin, fenylsmørsyre, tiosmørsyre. Løsningsmiddel for polyakrylnitril, celluloseacetat, metylmetakrylatpolymerer, polystyren. Bestanddel av malingsfjernere, tekstilhjelpemidler, boreoljer. |
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Fare |
Toxic by ingestion. Questionable carcino- gen. |
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Fire Hazard |
gamma-Butyrolactone er brennbar. |
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Shipping |
Listed by some sources as unregulated. UN2810 Toxic liquids, organic, n.o.s., Hazard Class: 6.1; Labels: 6.1—Poisonous materials, Technical Name Required. |
