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In the title compound, {[Cd(C3H5O3)(H2O)3](C6H8BO6)}n, the Cd atom is seven-coordinate. The Cd—O distances range from 2.290 (3) to 2.518 (2) Å. The structure is stabilized by a network of O—H...O and C—H...O hydrogen bonds involving the H atoms of the lactate in the cation and the O atoms of the borodilactate anion.

Supporting information

cif

Crystallographic Information File (CIF) https://doi.org/10.1107/S1600536805005970/is6052sup1.cif
Contains datablocks global, I

hkl

Structure factor file (CIF format) https://doi.org/10.1107/S1600536805005970/is6052Isup2.hkl
Contains datablock I

CCDC reference: 270454

Key indicators

  • Single-crystal X-ray study
  • T = 293 K
  • Mean [sigma](C-C) = 0.005 Å
  • R factor = 0.024
  • wR factor = 0.052
  • Data-to-parameter ratio = 16.5

checkCIF/PLATON results

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Alert level C PLAT222_ALERT_3_C Large Non-Solvent H Ueq(max)/Ueq(min) ... 3.45 Ratio PLAT241_ALERT_2_C Check High Ueq as Compared to Neighbors for O7 PLAT242_ALERT_2_C Check Low Ueq as Compared to Neighbors for Cd1 PLAT242_ALERT_2_C Check Low Ueq as Compared to Neighbors for C8 PLAT242_ALERT_2_C Check Low Ueq as Compared to Neighbors for C2 PLAT250_ALERT_2_C Large U3/U1 Ratio for Average U(i,j) Tensor .... 2.07
Alert level G REFLT03_ALERT_4_G Please check that the estimate of the number of Friedel pairs is correct. If it is not, please give the correct count in the _publ_section_exptl_refinement section of the submitted CIF. From the CIF: _diffrn_reflns_theta_max 27.18 From the CIF: _reflns_number_total 3908 Count of symmetry unique reflns 2286 Completeness (_total/calc) 170.95% TEST3: Check Friedels for noncentro structure Estimate of Friedel pairs measured 1622 Fraction of Friedel pairs measured 0.710 Are heavy atom types Z>Si present yes
0 ALERT level A = In general: serious problem 0 ALERT level B = Potentially serious problem 6 ALERT level C = Check and explain 1 ALERT level G = General alerts; check 0 ALERT type 1 CIF construction/syntax error, inconsistent or missing data 5 ALERT type 2 Indicator that the structure model may be wrong or deficient 1 ALERT type 3 Indicator that the structure quality may be low 1 ALERT type 4 Improvement, methodology, query or suggestion

Computing details top

Data collection: X-AREA (Stoe & Cie, 2002); cell refinement: X-AREA; data reduction: X-RED32 (Stoe & Cie, 2002); program(s) used to solve structure: SIR97 (Altomare et al., 1999); program(s) used to refine structure: SHELXL97 (Sheldrick, 1997); molecular graphics: ORTEP-3 (Farrugia, 1997); software used to prepare material for publication: WinGX (Farrugia, 1999).

Poly[[triaquacadmium(II)-µ3-lactato] dilactatoboron(1-)] top
Crystal data top
[Cd(C3H5O3)(H2O)3](C6H8BO6)F(000) = 888
Mr = 442.46Dx = 1.636 Mg m3
Orthorhombic, P212121Mo Kα radiation, λ = 0.71073 Å
Hall symbol: P 2ac 2abCell parameters from 21782 reflections
a = 8.424 (5) Åθ = 1.9–27.1°
b = 10.184 (5) ŵ = 1.27 mm1
c = 20.943 (5) ÅT = 293 K
V = 1796.7 (14) Å3Block, colorless
Z = 40.44 × 0.39 × 0.29 mm
Data collection top
Stoe IPDS-II
diffractometer
3908 independent reflections
Radiation source: sealed X-ray tube, 12 x 0.4 mm long-fine focus3314 reflections with I > 2σ(I)
Plane graphite monochromatorRint = 0.048
Detector resolution: 6.67 pixels mm-1θmax = 27.2°, θmin = 1.9°
ω scansh = 1010
Absorption correction: integration
(X-RED32; Stoe & Cie, 2002)
k = 1313
Tmin = 0.605, Tmax = 0.710l = 2626
23149 measured reflections
Refinement top
Refinement on F2Hydrogen site location: inferred from neighbouring sites
Least-squares matrix: fullH atoms treated by a mixture of independent and constrained refinement
R[F2 > 2σ(F2)] = 0.024 w = 1/[σ2(Fo2) + (0.0308P)2]
where P = (Fo2 + 2Fc2)/3
wR(F2) = 0.052(Δ/σ)max = 0.001
S = 0.93Δρmax = 0.42 e Å3
3908 reflectionsΔρmin = 0.33 e Å3
237 parametersExtinction correction: SHELXL97, FC*=KFC[1+0.001XFC2Λ3/SIN(2Θ)]-1/4
2 restraintsExtinction coefficient: 0.0266 (7)
Primary atom site location: structure-invariant direct methodsAbsolute structure: Flack H.D. (1983), 1622 Freidel pairs
Secondary atom site location: difference Fourier mapAbsolute structure parameter: 0.01 (2)
Special details top

Geometry. Bond distances, angles etc. have been calculated using the rounded fractional coordinates. All su's are estimated from the variances of the (full) variance-covariance matrix. The cell e.s.d.'s are taken into account in the estimation of distances, angles and torsion angles

Refinement. Refinement on F2 for ALL reflections except those flagged by the user for potential systematic errors. Weighted R-factors wR and all goodnesses of fit S are based on F2, conventional R-factors R are based on F, with F set to zero for negative F2. The observed criterion of F2 > σ(F2) is used only for calculating -R-factor-obs etc. and is not relevant to the choice of reflections for refinement. R-factors based on F2 are statistically about twice as large as those based on F, and R-factors based on ALL data will be even larger.

Fractional atomic coordinates and isotropic or equivalent isotropic displacement parameters (Å2) top
xyzUiso*/Ueq
Cd10.39565 (3)1.16592 (2)0.47622 (1)0.0470 (1)
O70.5386 (3)1.0173 (3)0.41388 (14)0.0723 (10)
O80.9068 (3)1.1581 (3)0.45130 (12)0.0772 (9)
O90.6659 (2)1.20439 (19)0.47974 (10)0.0512 (6)
O100.3992 (5)1.0190 (3)0.55945 (13)0.0755 (10)
O110.3919 (5)1.3086 (3)0.39172 (15)0.0780 (11)
O120.1930 (3)1.0494 (3)0.43437 (13)0.0612 (9)
C70.7602 (5)1.0274 (5)0.34145 (19)0.0840 (16)
C80.7050 (3)1.0202 (3)0.40946 (14)0.0459 (9)
C90.7612 (3)1.1352 (3)0.44931 (15)0.0472 (10)
O10.1921 (4)0.5246 (3)0.3802 (2)0.1280 (19)
O20.1833 (3)0.7044 (2)0.32076 (16)0.0793 (10)
O30.4110 (3)0.80902 (18)0.35640 (10)0.0570 (7)
O40.3233 (3)0.9322 (3)0.15389 (12)0.0770 (10)
O50.3489 (3)0.8163 (2)0.24304 (10)0.0616 (8)
O60.2017 (3)0.9432 (2)0.31277 (11)0.0610 (8)
C10.4208 (9)0.6934 (6)0.4566 (2)0.137 (3)
C20.4039 (5)0.6836 (3)0.38512 (17)0.0680 (11)
C30.2487 (5)0.6289 (4)0.3620 (3)0.0787 (16)
C40.2292 (7)1.1406 (4)0.2499 (2)0.100 (2)
C50.1861 (4)0.9968 (4)0.25099 (15)0.0615 (11)
C60.2925 (4)0.9128 (4)0.21004 (16)0.0577 (11)
B10.2865 (4)0.8221 (4)0.31003 (17)0.0538 (11)
H70.485 (5)0.959 (4)0.396 (2)0.091 (16)*
H7A0.721700.952400.318400.1260*
H7B0.874201.028300.340300.1260*
H7C0.720201.106100.322100.1260*
H80.746800.939300.428400.0550*
H1010.355 (9)1.042 (5)0.5928 (15)0.19 (4)*
H1020.483 (5)1.003 (4)0.5767 (19)0.068 (12)*
H1110.328 (5)1.370 (4)0.397 (2)0.072 (14)*
H1120.471 (5)1.334 (5)0.3808 (19)0.068 (13)*
H1210.207 (6)1.031 (5)0.397 (3)0.11 (2)*
H1220.102 (6)1.090 (4)0.435 (2)0.089 (14)*
H1A0.523500.728200.466900.2050*
H1B0.409500.607700.475200.2050*
H1C0.340000.750500.473200.2050*
H20.490500.629500.368300.0810*
H4A0.157001.188700.276500.1500*
H4B0.222701.172900.206900.1500*
H4C0.335501.151700.265600.1500*
H50.076000.986500.236700.0740*
Atomic displacement parameters (Å2) top
U11U22U33U12U13U23
Cd10.0336 (1)0.0557 (1)0.0517 (1)0.0004 (1)0.0021 (1)0.0106 (1)
O70.0356 (11)0.0792 (18)0.102 (2)0.0101 (12)0.0109 (12)0.0503 (17)
O80.0337 (11)0.0922 (16)0.1057 (17)0.0042 (17)0.0007 (13)0.0489 (16)
O90.0338 (9)0.0580 (12)0.0618 (11)0.0008 (8)0.0012 (10)0.0199 (10)
O100.0640 (15)0.102 (2)0.0606 (14)0.020 (2)0.0030 (17)0.0081 (14)
O110.0622 (16)0.075 (2)0.0968 (19)0.0012 (18)0.0187 (19)0.0189 (14)
O120.0377 (13)0.0797 (18)0.0661 (16)0.0007 (12)0.0012 (12)0.0254 (13)
C70.088 (3)0.096 (3)0.068 (2)0.021 (2)0.023 (2)0.026 (2)
C80.0345 (15)0.0477 (17)0.0556 (17)0.0028 (13)0.0003 (13)0.0078 (14)
C90.0296 (13)0.056 (2)0.0559 (16)0.0024 (12)0.0031 (12)0.0085 (14)
O10.0669 (18)0.069 (2)0.248 (5)0.0061 (17)0.035 (3)0.055 (3)
O20.0550 (14)0.0548 (15)0.128 (2)0.0093 (12)0.0011 (16)0.0053 (15)
O30.0690 (14)0.0446 (12)0.0575 (11)0.0100 (12)0.0042 (11)0.0036 (9)
O40.0696 (15)0.113 (2)0.0485 (14)0.0093 (16)0.0004 (12)0.0037 (14)
O50.0683 (16)0.0637 (14)0.0529 (11)0.0126 (11)0.0003 (10)0.0126 (11)
O60.0743 (16)0.0559 (13)0.0527 (13)0.0115 (12)0.0088 (12)0.0041 (10)
C10.207 (7)0.125 (4)0.079 (3)0.017 (5)0.015 (4)0.049 (3)
C20.071 (2)0.0530 (19)0.080 (2)0.002 (2)0.012 (2)0.0152 (17)
C30.057 (2)0.056 (2)0.123 (4)0.0026 (18)0.025 (2)0.013 (2)
C40.147 (5)0.058 (3)0.096 (3)0.008 (3)0.020 (3)0.007 (2)
C50.0605 (18)0.071 (2)0.0531 (18)0.013 (2)0.0011 (16)0.0006 (17)
C60.0493 (19)0.074 (2)0.0497 (19)0.0024 (17)0.0039 (15)0.0103 (17)
B10.055 (2)0.050 (2)0.0565 (19)0.0040 (19)0.0019 (16)0.0066 (19)
Geometric parameters (Å, º) top
Cd1—O72.334 (3)O5—C61.292 (4)
Cd1—O92.311 (2)O5—B11.499 (4)
Cd1—O102.297 (3)O6—B11.426 (5)
Cd1—O112.290 (3)O6—C51.410 (4)
Cd1—O122.256 (3)C7—C81.500 (5)
Cd1—O8i2.351 (3)C8—C91.514 (4)
Cd1—O9i2.518 (2)C7—H7A0.9600
O7—C81.405 (4)C7—H7B0.9600
O8—C91.249 (4)C7—H7C0.9600
O9—C91.244 (4)C8—H80.9800
O7—H70.84 (4)C1—C21.507 (6)
O10—H1010.83 (4)C2—C31.501 (6)
O10—H1020.81 (4)C4—C51.509 (6)
O11—H1120.75 (4)C5—C61.507 (5)
O11—H1110.83 (4)C1—H1A0.9600
O12—H1220.87 (5)C1—H1B0.9600
O12—H1210.81 (6)C1—H1C0.9600
O1—C31.225 (5)C2—H20.9800
O2—C31.281 (6)C4—H4A0.9600
O2—B11.498 (5)C4—H4B0.9600
O3—C21.413 (4)C4—H4C0.9600
O3—B11.436 (4)C5—H50.9800
O4—C61.220 (4)
Cd1···O8ii4.152 (4)O7···H1212.82 (5)
Cd1···H122iii3.56 (4)O8···H7B2.6900
O1···O11iv2.780 (5)O8···H122viii1.82 (5)
O1···O10v2.808 (6)O9···H122iii2.80 (4)
O2···O32.318 (4)O12···H72.75 (4)
O3···O72.665 (4)C1···H73.04 (4)
O3···O22.318 (4)C2···H72.90 (4)
O4···O10vi2.770 (5)C3···H102v2.91 (4)
O4···O11vii2.873 (5)C3···H111iv2.82 (4)
O5···O62.311 (3)C5···H1213.08 (6)
O6···O122.768 (4)C6···H101vi2.79 (4)
O6···O52.311 (3)C6···H112vii2.87 (4)
O7···C92.347 (4)C9···H122viii2.92 (5)
O7···O32.665 (4)B1···H72.83 (4)
O7···O122.961 (4)B1···H1212.88 (6)
O7···O92.585 (4)H1B···H8v2.4900
O8···Cd1viii4.152 (4)H1B···O12.8300
O8···O12viii2.677 (4)H2···O4vii2.5900
O8···O9iii2.968 (4)H4B···O42.8200
O9···O72.585 (4)H7···C22.90 (4)
O9···C82.407 (4)H7···O31.85 (4)
O9···O113.139 (5)H7···C13.04 (4)
O9···O8i2.968 (4)H7···H1212.45 (7)
O9···O12iii3.094 (4)H7···B12.83 (4)
O10···O4ix2.770 (5)H7···H7A2.5700
O10···O123.158 (5)H7A···H72.5700
O10···O1x2.808 (6)H7B···O82.6900
O11···O93.139 (5)H7C···O5xi2.6000
O11···O4xi2.873 (5)H8···H1Bx2.4900
O11···O1xii2.780 (5)H101···C6ix2.79 (5)
O12···O103.158 (5)H101···O4ix1.99 (6)
O12···O62.768 (4)H102···C3x2.91 (4)
O12···O8ii2.677 (4)H102···O1x2.00 (4)
O12···O9i3.094 (4)H111···O1xii1.98 (4)
O12···O72.961 (4)H111···C3xii2.82 (4)
O1···H102v2.00 (4)H112···C6xi2.87 (4)
O1···H1B2.8300H112···O4xi2.13 (4)
O1···H111iv1.98 (4)H121···B12.88 (6)
O3···H71.85 (4)H121···H72.45 (7)
O4···H112vii2.13 (4)H121···O61.98 (6)
O4···H101vi1.99 (6)H121···C53.08 (6)
O4···H4B2.8200H122···Cd1i3.56 (4)
O4···H2xi2.5900H122···O8ii1.82 (5)
O5···H7Cvii2.6000H122···C9ii2.92 (5)
O6···H1211.98 (6)
O7—Cd1—O967.64 (8)O9—C9—C8121.3 (2)
O7—Cd1—O1089.73 (11)C8—C7—H7A110.00
O7—Cd1—O1189.22 (11)C8—C7—H7B110.00
O7—Cd1—O1280.33 (10)C8—C7—H7C109.00
O7—Cd1—O8i146.64 (9)H7A—C7—H7B109.00
O7—Cd1—O9i160.35 (8)H7A—C7—H7C109.00
O9—Cd1—O1094.21 (12)H7B—C7—H7C109.00
O9—Cd1—O1186.03 (12)C7—C8—H8108.00
O9—Cd1—O12147.87 (9)C9—C8—H8108.00
O8i—Cd1—O979.09 (8)O7—C8—H8108.00
O9—Cd1—O9i131.03 (7)O3—C2—C1111.0 (3)
O10—Cd1—O11178.75 (11)O3—C2—C3103.6 (3)
O10—Cd1—O1287.83 (12)C1—C2—C3115.3 (4)
O8i—Cd1—O1090.35 (10)O1—C3—O2124.3 (4)
O9i—Cd1—O1094.23 (10)O1—C3—C2124.1 (4)
O11—Cd1—O1291.32 (12)O2—C3—C2111.7 (3)
O8i—Cd1—O1190.91 (10)O6—C5—C4111.5 (3)
O9i—Cd1—O1186.54 (11)O6—C5—C6104.3 (3)
O8i—Cd1—O12133.01 (9)C4—C5—C6113.5 (3)
O9i—Cd1—O1280.60 (8)O4—C6—O5124.1 (3)
O8i—Cd1—O9i52.72 (8)O4—C6—C5125.7 (3)
Cd1—O7—C8122.6 (2)O5—C6—C5110.3 (3)
Cd1iii—O8—C997.2 (2)C2—C1—H1B109.00
Cd1—O9—C9121.56 (18)C2—C1—H1C109.00
Cd1—O9—Cd1iii149.06 (9)H1A—C1—H1B110.00
Cd1iii—O9—C989.35 (15)H1A—C1—H1C110.00
C8—O7—H7122 (3)H1B—C1—H1C109.00
Cd1—O7—H7116 (3)C2—C1—H1A109.00
Cd1—O10—H101117 (3)O3—C2—H2109.00
Cd1—O10—H102119 (3)C3—C2—H2109.00
H101—O10—H10294 (6)C1—C2—H2109.00
Cd1—O11—H111113 (3)C5—C4—H4B109.00
Cd1—O11—H112116 (3)C5—C4—H4C109.00
H111—O11—H112111 (5)H4A—C4—H4C109.00
H121—O12—H122105 (5)H4B—C4—H4C110.00
Cd1—O12—H122114 (3)H4A—C4—H4B109.00
Cd1—O12—H121113 (4)C5—C4—H4A110.00
C3—O2—B1109.4 (3)C4—C5—H5109.00
C2—O3—B1109.9 (3)C6—C5—H5109.00
C6—O5—B1110.0 (3)O6—C5—H5109.00
C5—O6—B1110.1 (3)O2—B1—O6113.3 (3)
O7—C8—C9107.0 (2)O3—B1—O6114.8 (3)
O7—C8—C7111.9 (3)O5—B1—O6104.3 (3)
C7—C8—C9112.9 (3)O3—B1—O5111.9 (3)
O8—C9—C8118.0 (3)O2—B1—O3104.4 (3)
O8—C9—O9120.7 (3)O2—B1—O5108.2 (3)
O9—Cd1—O7—C81.0 (2)Cd1—O9—C9—C81.3 (4)
O10—Cd1—O7—C893.6 (3)Cd1iii—O9—C9—C8177.2 (3)
O11—Cd1—O7—C887.1 (3)Cd1—O9—C9—O8179.4 (2)
O12—Cd1—O7—C8178.5 (3)Cd1iii—O9—C9—O82.1 (3)
O8i—Cd1—O7—C83.4 (4)C3—O2—B1—O6131.7 (4)
O9—Cd1iii—O8—C91.22 (18)C3—O2—B1—O36.2 (4)
O7iii—Cd1iii—O8—C9173.7 (2)C3—O2—B1—O5113.2 (4)
O9iii—Cd1iii—O8—C9169.5 (2)B1—O2—C3—C20.1 (5)
O10iii—Cd1iii—O8—C996.3 (2)B1—O2—C3—O1179.7 (5)
O11iii—Cd1iii—O8—C983.7 (2)B1—O3—C2—C1134.3 (4)
O12iii—Cd1iii—O8—C98.9 (3)B1—O3—C2—C310.0 (4)
O7—Cd1—O9—C90.2 (2)C2—O3—B1—O210.1 (3)
O10—Cd1—O9—C988.2 (2)C2—O3—B1—O5106.7 (3)
O11—Cd1—O9—C990.6 (2)C2—O3—B1—O6134.7 (3)
O12—Cd1—O9—C94.4 (3)C6—O5—B1—O66.5 (3)
O8i—Cd1—O9—C9177.7 (2)B1—O5—C6—C50.6 (4)
O9i—Cd1—O9—C9172.5 (2)C6—O5—B1—O3131.1 (3)
O7—Cd1—O9—Cd1iii176.9 (2)B1—O5—C6—O4179.9 (3)
O10—Cd1—O9—Cd1iii88.97 (19)C6—O5—B1—O2114.4 (3)
O11—Cd1—O9—Cd1iii92.27 (19)C5—O6—B1—O510.1 (3)
O12—Cd1—O9—Cd1iii178.42 (17)C5—O6—B1—O3132.9 (3)
O8i—Cd1—O9—Cd1iii0.58 (18)B1—O6—C5—C69.7 (4)
O9i—Cd1—O9—Cd1iii10.4 (2)B1—O6—C5—C4132.6 (3)
O8—Cd1iii—O9—Cd1178.8 (2)C5—O6—B1—O2107.4 (3)
O9iii—Cd1iii—O9—Cd1166.68 (15)C7—C8—C9—O855.2 (4)
O10iii—Cd1iii—O9—Cd194.0 (2)C7—C8—C9—O9125.5 (3)
O11iii—Cd1iii—O9—Cd185.0 (2)O7—C8—C9—O92.0 (4)
O12iii—Cd1iii—O9—Cd16.92 (18)O7—C8—C9—O8178.7 (3)
O8—Cd1iii—O9—C91.21 (18)C1—C2—C3—O2127.6 (5)
O9iii—Cd1iii—O9—C910.9 (2)C1—C2—C3—O152.7 (6)
O10iii—Cd1iii—O9—C988.43 (19)O3—C2—C3—O26.1 (5)
O11iii—Cd1iii—O9—C992.57 (19)O3—C2—C3—O1174.2 (5)
O12iii—Cd1iii—O9—C9175.52 (19)O6—C5—C6—O4173.9 (3)
Cd1—O7—C8—C91.8 (3)O6—C5—C6—O55.6 (4)
Cd1—O7—C8—C7125.9 (3)C4—C5—C6—O452.3 (5)
Cd1iii—O8—C9—O92.3 (3)C4—C5—C6—O5127.2 (3)
Cd1iii—O8—C9—C8177.1 (2)
Symmetry codes: (i) x1/2, y+5/2, z+1; (ii) x1, y, z; (iii) x+1/2, y+5/2, z+1; (iv) x, y1, z; (v) x1/2, y+3/2, z+1; (vi) x+1/2, y+2, z1/2; (vii) x+1, y1/2, z+1/2; (viii) x+1, y, z; (ix) x+1/2, y+2, z+1/2; (x) x+1/2, y+3/2, z+1; (xi) x+1, y+1/2, z+1/2; (xii) x, y+1, z.
Hydrogen-bond geometry (Å, º) top
D—H···AD—HH···AD···AD—H···A
O7—H7···O30.84 (4)1.85 (4)2.665 (4)167 (4)
O10—H101···O4ix0.83 (4)1.99 (6)2.770 (5)157 (7)
O10—H102···O1x0.81 (4)2.00 (4)2.808 (6)177 (4)
O11—H111···O1xii0.83 (4)1.98 (4)2.780 (5)162 (4)
O11—H112···O4xi0.75 (4)2.13 (4)2.873 (5)171 (5)
O12—H121···O60.81 (6)1.98 (6)2.768 (4)164 (5)
O12—H122···O8ii0.87 (5)1.82 (5)2.677 (4)169 (4)
C2—H2···O4vii0.982.593.536 (5)162
Symmetry codes: (ii) x1, y, z; (vii) x+1, y1/2, z+1/2; (ix) x+1/2, y+2, z+1/2; (x) x+1/2, y+3/2, z+1; (xi) x+1, y+1/2, z+1/2; (xii) x, y+1, z.
 

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