392170
Methyl 3,4-O-isopropylidene-L-threonate
97%
Synonym(s):
(αR,4S)-2,2-Dimethyl-α-hydroxy-1,3-dioxolane-4-acetic acid methyl ester, 3,4-O-Isopropylidene-L-threonic acid methyl ester
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$761.00
$761.00
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SMILES string
COC(=O)[C@H](O)[C@@H]1COC(C)(C)O1
InChI
1S/C8H14O5/c1-8(2)12-4-5(13-8)6(9)7(10)11-3/h5-6,9H,4H2,1-3H3/t5-,6+/m0/s1
InChI key
JSFASCPVVJBLRD-NTSWFWBYSA-N
assay
97%
form
liquid
optical activity
[α]20/D +18.5°, c = 2 in acetone
refractive index
n20/D 1.446 (lit.)
bp
125 °C/12 mmHg (lit.)
density
1.175 g/mL at 25 °C (lit.)
Quality Level
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1 of 4
This Item | 345482 | 254606 | 294632 |
|---|---|---|---|
| assay 97% | assay 98% | assay 96% | assay 97% |
| Quality Level 100 | Quality Level 200 | Quality Level 200 | Quality Level - |
| form liquid | form liquid | form liquid | form - |
| optical activity [α]20/D +18.5°, c = 2 in acetone | optical activity [α]20/D +8.5°, c = 1.5 in acetone | optical activity [α]20/D −8.5°, c = 1.5 in acetone | optical activity - |
| refractive index n20/D 1.446 (lit.) | refractive index n20/D 1.426 (lit.) | refractive index n20/D 1.425 (lit.) | refractive index n20/D 1.405 (lit.) |
| bp 125 °C/12 mmHg (lit.) | bp 70-75 °C/10 mmHg (lit.) | bp 84-86 °C/15 mmHg (lit.) | bp 67 °C/18 mmHg (lit.) |
Application
Storage Class
10 - Combustible liquids
wgk
WGK 3
flash_point_f
210.2 °F - closed cup
flash_point_c
99 °C - closed cup
ppe
Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)
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